diff --git a/README.md b/README.md
index 65d7fd2..81d0c23 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,8 @@ DATABASE_DNS=mysql:host=localhost;dbname=test;
 DATABASE_USER="root"
 DATABASE_PASSWORD=root
 MODULE_ENABLED=true
+NUMBER_LITERAL=0
+NULL_VALUE=null
 ```
 
 ## Load the variables
@@ -57,6 +59,20 @@ var_dump(getenv('DATABASE_USER'));
  * bool(true) 
  */
 var_dump(getenv('MODULE_ENABLED'));
+
+/**
+ * Process the numeric value:
+ * 
+ * int(0) 
+ */
+var_dump(getenv('NUMBER_LITERAL'));
+
+/**
+ * Check for literal null values:
+ * 
+ * NULL
+ */
+var_dump(getenv('NULL_VALUE'));
 ```
 
 Ideal for small project
@@ -76,3 +92,13 @@ NOTE: ``VARIABLE="true"`` will be processed to ```string(4) "true"```
 ## QuotedProcessor
 
 ``VARIABLE="anything"`` will be processed to ```string(8) "anything"```
+
+## NullProcessor
+
+``VARIABLE=null`` will be processed to ```NULL```
+
+## NumberProcessor
+
+``VARIABLE=0`` will be processed to ```int(0)```
+
+``VARIABLE=0.1`` will be processed to ```float(0.1)```
\ No newline at end of file
diff --git a/composer.json b/composer.json
index c0af1fc..5e7833b 100644
--- a/composer.json
+++ b/composer.json
@@ -15,10 +15,14 @@
             "Test\\DevCoder\\": "tests"
         }
     },
+    "scripts": {
+        "test": "phpunit --configuration phpunit.xml --do-not-cache-result --colors=always --testdox",
+        "test:coverage": "phpunit --configuration phpunit.xml --do-not-cache-result --colors=always  --testdox --coverage-clover build/logs/clover.xml --coverage-html build/coverage"
+    },
     "require": {
         "php": ">=7.4"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.4"
+        "phpunit/phpunit": "9.6.3"
     }
 }
diff --git a/composer.lock b/composer.lock
index 43b94da..4b41d26 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,35 +4,35 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "4b5a9a3f0dd94d1a1d1a3b00d1705fe3",
+    "content-hash": "c275b361e97ea353ec521ca4c3fc2c1d",
     "packages": [],
     "packages-dev": [
         {
             "name": "doctrine/instantiator",
-            "version": "1.4.1",
+            "version": "2.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/instantiator.git",
-                "reference": "10dcfce151b967d20fde1b34ae6640712c3891bc"
+                "reference": "c6222283fa3f4ac679f8b9ced9a4e23f163e80d0"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/instantiator/zipball/10dcfce151b967d20fde1b34ae6640712c3891bc",
-                "reference": "10dcfce151b967d20fde1b34ae6640712c3891bc",
+                "url": "https://api.github.com/repos/doctrine/instantiator/zipball/c6222283fa3f4ac679f8b9ced9a4e23f163e80d0",
+                "reference": "c6222283fa3f4ac679f8b9ced9a4e23f163e80d0",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.1 || ^8.0"
+                "php": "^8.1"
             },
             "require-dev": {
-                "doctrine/coding-standard": "^9",
+                "doctrine/coding-standard": "^11",
                 "ext-pdo": "*",
                 "ext-phar": "*",
-                "phpbench/phpbench": "^0.16 || ^1",
-                "phpstan/phpstan": "^1.4",
-                "phpstan/phpstan-phpunit": "^1",
-                "phpunit/phpunit": "^7.5 || ^8.5 || ^9.5",
-                "vimeo/psalm": "^4.22"
+                "phpbench/phpbench": "^1.2",
+                "phpstan/phpstan": "^1.9.4",
+                "phpstan/phpstan-phpunit": "^1.3",
+                "phpunit/phpunit": "^9.5.27",
+                "vimeo/psalm": "^5.4"
             },
             "type": "library",
             "autoload": {
@@ -59,7 +59,7 @@
             ],
             "support": {
                 "issues": "https://github.com/doctrine/instantiator/issues",
-                "source": "https://github.com/doctrine/instantiator/tree/1.4.1"
+                "source": "https://github.com/doctrine/instantiator/tree/2.0.0"
             },
             "funding": [
                 {
@@ -75,7 +75,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2022-03-03T08:28:38+00:00"
+            "time": "2022-12-30T00:23:10+00:00"
         },
         {
             "name": "myclabs/deep-copy",
@@ -138,16 +138,16 @@
         },
         {
             "name": "nikic/php-parser",
-            "version": "v4.15.2",
+            "version": "v4.15.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/nikic/PHP-Parser.git",
-                "reference": "f59bbe44bf7d96f24f3e2b4ddc21cd52c1d2adbc"
+                "reference": "570e980a201d8ed0236b0a62ddf2c9cbb2034039"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/f59bbe44bf7d96f24f3e2b4ddc21cd52c1d2adbc",
-                "reference": "f59bbe44bf7d96f24f3e2b4ddc21cd52c1d2adbc",
+                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/570e980a201d8ed0236b0a62ddf2c9cbb2034039",
+                "reference": "570e980a201d8ed0236b0a62ddf2c9cbb2034039",
                 "shasum": ""
             },
             "require": {
@@ -188,9 +188,9 @@
             ],
             "support": {
                 "issues": "https://github.com/nikic/PHP-Parser/issues",
-                "source": "https://github.com/nikic/PHP-Parser/tree/v4.15.2"
+                "source": "https://github.com/nikic/PHP-Parser/tree/v4.15.3"
             },
-            "time": "2022-11-12T15:38:23+00:00"
+            "time": "2023-01-16T22:05:37+00:00"
         },
         {
             "name": "phar-io/manifest",
@@ -305,16 +305,16 @@
         },
         {
             "name": "phpunit/php-code-coverage",
-            "version": "9.2.21",
+            "version": "9.2.24",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
-                "reference": "3f893e19712bb0c8bc86665d1562e9fd509c4ef0"
+                "reference": "2cf940ebc6355a9d430462811b5aaa308b174bed"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/3f893e19712bb0c8bc86665d1562e9fd509c4ef0",
-                "reference": "3f893e19712bb0c8bc86665d1562e9fd509c4ef0",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/2cf940ebc6355a9d430462811b5aaa308b174bed",
+                "reference": "2cf940ebc6355a9d430462811b5aaa308b174bed",
                 "shasum": ""
             },
             "require": {
@@ -370,7 +370,7 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/php-code-coverage/issues",
-                "source": "https://github.com/sebastianbergmann/php-code-coverage/tree/9.2.21"
+                "source": "https://github.com/sebastianbergmann/php-code-coverage/tree/9.2.24"
             },
             "funding": [
                 {
@@ -378,7 +378,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2022-12-14T13:26:54+00:00"
+            "time": "2023-01-26T08:26:55+00:00"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -623,20 +623,20 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "9.5.27",
+            "version": "9.6.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "a2bc7ffdca99f92d959b3f2270529334030bba38"
+                "reference": "e7b1615e3e887d6c719121c6d4a44b0ab9645555"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/a2bc7ffdca99f92d959b3f2270529334030bba38",
-                "reference": "a2bc7ffdca99f92d959b3f2270529334030bba38",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/e7b1615e3e887d6c719121c6d4a44b0ab9645555",
+                "reference": "e7b1615e3e887d6c719121c6d4a44b0ab9645555",
                 "shasum": ""
             },
             "require": {
-                "doctrine/instantiator": "^1.3.1",
+                "doctrine/instantiator": "^1.3.1 || ^2",
                 "ext-dom": "*",
                 "ext-json": "*",
                 "ext-libxml": "*",
@@ -674,7 +674,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "9.5-dev"
+                    "dev-master": "9.6-dev"
                 }
             },
             "autoload": {
@@ -705,7 +705,7 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.5.27"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/9.6.3"
             },
             "funding": [
                 {
@@ -721,7 +721,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2022-12-09T07:31:23+00:00"
+            "time": "2023-02-04T13:37:15+00:00"
         },
         {
             "name": "sebastian/cli-parser",
@@ -1089,16 +1089,16 @@
         },
         {
             "name": "sebastian/environment",
-            "version": "5.1.4",
+            "version": "5.1.5",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/environment.git",
-                "reference": "1b5dff7bb151a4db11d49d90e5408e4e938270f7"
+                "reference": "830c43a844f1f8d5b7a1f6d6076b784454d8b7ed"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/environment/zipball/1b5dff7bb151a4db11d49d90e5408e4e938270f7",
-                "reference": "1b5dff7bb151a4db11d49d90e5408e4e938270f7",
+                "url": "https://api.github.com/repos/sebastianbergmann/environment/zipball/830c43a844f1f8d5b7a1f6d6076b784454d8b7ed",
+                "reference": "830c43a844f1f8d5b7a1f6d6076b784454d8b7ed",
                 "shasum": ""
             },
             "require": {
@@ -1140,7 +1140,7 @@
             ],
             "support": {
                 "issues": "https://github.com/sebastianbergmann/environment/issues",
-                "source": "https://github.com/sebastianbergmann/environment/tree/5.1.4"
+                "source": "https://github.com/sebastianbergmann/environment/tree/5.1.5"
             },
             "funding": [
                 {
@@ -1148,7 +1148,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2022-04-03T09:37:03+00:00"
+            "time": "2023-02-03T06:03:51+00:00"
         },
         {
             "name": "sebastian/exporter",
@@ -1462,16 +1462,16 @@
         },
         {
             "name": "sebastian/recursion-context",
-            "version": "4.0.4",
+            "version": "4.0.5",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/recursion-context.git",
-                "reference": "cd9d8cf3c5804de4341c283ed787f099f5506172"
+                "reference": "e75bd0f07204fec2a0af9b0f3cfe97d05f92efc1"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/recursion-context/zipball/cd9d8cf3c5804de4341c283ed787f099f5506172",
-                "reference": "cd9d8cf3c5804de4341c283ed787f099f5506172",
+                "url": "https://api.github.com/repos/sebastianbergmann/recursion-context/zipball/e75bd0f07204fec2a0af9b0f3cfe97d05f92efc1",
+                "reference": "e75bd0f07204fec2a0af9b0f3cfe97d05f92efc1",
                 "shasum": ""
             },
             "require": {
@@ -1510,10 +1510,10 @@
                 }
             ],
             "description": "Provides functionality to recursively process PHP variables",
-            "homepage": "http://www.github.com/sebastianbergmann/recursion-context",
+            "homepage": "https://github.com/sebastianbergmann/recursion-context",
             "support": {
                 "issues": "https://github.com/sebastianbergmann/recursion-context/issues",
-                "source": "https://github.com/sebastianbergmann/recursion-context/tree/4.0.4"
+                "source": "https://github.com/sebastianbergmann/recursion-context/tree/4.0.5"
             },
             "funding": [
                 {
@@ -1521,7 +1521,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2020-10-26T13:17:30+00:00"
+            "time": "2023-02-03T06:07:39+00:00"
         },
         {
             "name": "sebastian/resource-operations",
@@ -1580,16 +1580,16 @@
         },
         {
             "name": "sebastian/type",
-            "version": "3.2.0",
+            "version": "3.2.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/type.git",
-                "reference": "fb3fe09c5f0bae6bc27ef3ce933a1e0ed9464b6e"
+                "reference": "75e2c2a32f5e0b3aef905b9ed0b179b953b3d7c7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/type/zipball/fb3fe09c5f0bae6bc27ef3ce933a1e0ed9464b6e",
-                "reference": "fb3fe09c5f0bae6bc27ef3ce933a1e0ed9464b6e",
+                "url": "https://api.github.com/repos/sebastianbergmann/type/zipball/75e2c2a32f5e0b3aef905b9ed0b179b953b3d7c7",
+                "reference": "75e2c2a32f5e0b3aef905b9ed0b179b953b3d7c7",
                 "shasum": ""
             },
             "require": {
@@ -1624,7 +1624,7 @@
             "homepage": "https://github.com/sebastianbergmann/type",
             "support": {
                 "issues": "https://github.com/sebastianbergmann/type/issues",
-                "source": "https://github.com/sebastianbergmann/type/tree/3.2.0"
+                "source": "https://github.com/sebastianbergmann/type/tree/3.2.1"
             },
             "funding": [
                 {
@@ -1632,7 +1632,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2022-09-12T14:47:03+00:00"
+            "time": "2023-02-03T06:13:03+00:00"
         },
         {
             "name": "sebastian/version",
@@ -1744,7 +1744,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": ">=7.3"
+        "php": ">=7.4"
     },
     "platform-dev": [],
     "plugin-api-version": "2.3.0"
diff --git a/phpunit.xml b/phpunit.xml
new file mode 100644
index 0000000..31f0613
--- /dev/null
+++ b/phpunit.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" bootstrap="vendor/autoload.php" colors="true" backupGlobals="false" backupStaticAttributes="false" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
+    <coverage processUncoveredFiles="false">
+        <include>
+            <directory suffix=".php">src</directory>
+        </include>
+        <exclude>
+            <directory>vendor</directory>
+            <directory>build</directory>
+        </exclude>
+    </coverage>
+    <testsuites>
+        <testsuite name="Tests">
+            <directory suffix="Test.php">tests</directory>
+        </testsuite>
+    </testsuites>
+    <php>
+        <ini name="display_errors" value="On" />
+        <ini name="display_startup_errors" value="On" />
+    </php>
+</phpunit>
\ No newline at end of file
diff --git a/src/DotEnv.php b/src/DotEnv.php
index 110ab60..37a013e 100644
--- a/src/DotEnv.php
+++ b/src/DotEnv.php
@@ -4,6 +4,8 @@
 
 use DevCoder\Processor\AbstractProcessor;
 use DevCoder\Processor\BooleanProcessor;
+use DevCoder\Processor\NullProcessor;
+use DevCoder\Processor\NumberProcessor;
 use DevCoder\Processor\QuotedProcessor;
 use InvalidArgumentException;
 use RuntimeException;
@@ -42,7 +44,9 @@ private function setProcessors(array $processors = null): self
          */
         if ($processors === null) {
             $this->processors = [
+                NullProcessor::class,
                 BooleanProcessor::class,
+                NumberProcessor::class,
                 QuotedProcessor::class
             ];
 
diff --git a/src/Processor/NullProcessor.php b/src/Processor/NullProcessor.php
new file mode 100644
index 0000000..4653c3b
--- /dev/null
+++ b/src/Processor/NullProcessor.php
@@ -0,0 +1,15 @@
+<?php
+namespace DevCoder\Processor;
+
+class NullProcessor extends AbstractProcessor
+{
+    public function canBeProcessed(): bool
+    {
+        return in_array($this->value, ['null', 'NULL'], true);
+    }
+
+    public function execute()
+    {
+        return null;
+    }
+}
diff --git a/src/Processor/NumberProcessor.php b/src/Processor/NumberProcessor.php
new file mode 100644
index 0000000..909cffd
--- /dev/null
+++ b/src/Processor/NumberProcessor.php
@@ -0,0 +1,21 @@
+<?php
+namespace DevCoder\Processor;
+
+class NumberProcessor extends AbstractProcessor
+{
+    public function canBeProcessed(): bool
+    {
+        return is_numeric($this->value);
+    }
+
+    public function execute()
+    {
+        $int = filter_var($this->value, FILTER_VALIDATE_INT);
+
+        if ($int !== false) {
+            return $int;
+        }
+
+        return (float) $this->value;
+    }
+}
diff --git a/tests/DotenvTest.php b/tests/DotenvTest.php
index 384c33f..e162bd4 100644
--- a/tests/DotenvTest.php
+++ b/tests/DotenvTest.php
@@ -3,10 +3,10 @@
 namespace Test\DevCoder;
 
 use DevCoder\DotEnv;
-use DevCoder\Option;
 use DevCoder\Processor\BooleanProcessor;
+use DevCoder\Processor\NullProcessor;
+use DevCoder\Processor\NumberProcessor;
 use DevCoder\Processor\QuotedProcessor;
-use PHPUnit\Framework\Assert;
 use PHPUnit\Framework\TestCase;
 
 class DotenvTest extends TestCase
@@ -46,6 +46,28 @@ public function testLoad() {
         $this->assertArrayNotHasKey('GOOGLE_MANAGER_KEY', $_SERVER);
         $this->assertEquals(true, $_SERVER['BOOLEAN_LITERAL']);
         $this->assertEquals('true', $_SERVER['BOOLEAN_QUOTED']);
+
+        $this->assertEquals('🪄', $_SERVER['EMOJI']);
+
+        $this->assertIsInt($_SERVER['ZERO_LITERAL']);
+        $this->assertEquals(0, $_SERVER['ZERO_LITERAL']);
+
+        $this->assertIsString($_SERVER['ZERO_QUOTED']);
+        $this->assertEquals('0', $_SERVER['ZERO_QUOTED']);
+
+        $this->assertIsInt($_SERVER['NUMBER_LITERAL']);
+        $this->assertEquals(1111, $_SERVER['NUMBER_LITERAL']);
+
+        $this->assertIsString($_SERVER['NUMBER_QUOTED']);
+        $this->assertEquals('1111', $_SERVER['NUMBER_QUOTED']);
+
+        $this->assertNull($_SERVER['NULL_LITERAL']);
+        $this->assertArrayHasKey('NULL_LITERAL', $_SERVER);
+
+        $this->assertEquals('null', $_SERVER['NULL_QUOTED']);
+
+        $this->assertEquals('', $_SERVER['EMPTY_LITERAL']);
+        $this->assertEquals('', $_SERVER['EMPTY_QUOTED']);
     }
 
     public function testFileNotExist() {
@@ -53,6 +75,9 @@ public function testFileNotExist() {
         (new DotEnv($this->env('.env.not-exists')))->load();
     }
 
+    /**
+     * @runInSeparateProcess
+     */
     public function testIncompatibleProcessors() {
         $this->assertProcessors(
             [],
@@ -61,7 +86,12 @@ public function testIncompatibleProcessors() {
 
         $this->assertProcessors(
             null,
-            [BooleanProcessor::class, QuotedProcessor::class]
+            [
+                NullProcessor::class,
+                BooleanProcessor::class,
+                NumberProcessor::class,
+                QuotedProcessor::class
+            ]
         );
 
         $this->assertProcessors(
@@ -80,6 +110,9 @@ public function testIncompatibleProcessors() {
         );
     }
 
+    /**
+     * @runInSeparateProcess
+     */
     private function assertProcessors(array $processorsToUse = null, array $expectedProcessors = [])
     {
         $dotEnv = new DotEnv($this->env('.env.default'), $processorsToUse);
@@ -165,5 +198,23 @@ public function testDontProcessQuotes()
         $this->assertEquals('\"This is a "sample" value\"', $_ENV['QUOTED5']);
         $this->assertEquals('"q6', $_ENV['QUOTED6']);
         $this->assertEquals('q7"', $_ENV['QUOTED7']);
+        $this->assertEquals('0', $_ENV['ZERO_LITERAL']);
+        $this->assertEquals('"0"', $_ENV['ZERO_QUOTED']);
+    }
+
+    /**
+     * @runInSeparateProcess
+     */
+    public function testProcessNumbers()
+    {
+        (new DotEnv($this->env('.env.number'), [
+            NumberProcessor::class
+        ]))->load();
+
+        $this->assertEquals(0, $_ENV['NUMBER1']);
+        $this->assertIsNumeric($_ENV['NUMBER1']);
+        $this->assertEquals(0.0001, $_ENV['NUMBER2']);
+        $this->assertEquals(123456789, $_ENV['NUMBER3']);
+        $this->assertEquals(123456789.0, $_ENV['NUMBER4']);
     }
 }
diff --git a/tests/env/.env.default b/tests/env/.env.default
index 7025890..9c329ca 100644
--- a/tests/env/.env.default
+++ b/tests/env/.env.default
@@ -6,4 +6,13 @@ DATABASE_USER=root
 #GOOGLE_API=DJfa7czhKaJ0Pig6j9XpSjT6NpXZUZwK
    # GOOGLE_MANAGER_KEY=P7RkBUQHIkPUEPy3yCTT4gGYa2DjRth8
 BOOLEAN_LITERAL=true
-BOOLEAN_QUOTED="true"
\ No newline at end of file
+BOOLEAN_QUOTED="true"
+ZERO_LITERAL=0
+ZERO_QUOTED="0"
+NUMBER_LITERAL=1111
+NUMBER_QUOTED="1111"
+NULL_LITERAL=null
+NULL_QUOTED="null"
+EMPTY_LITERAL=
+EMPTY_QUOTED=""
+EMOJI=🪄
\ No newline at end of file
diff --git a/tests/env/.env.number b/tests/env/.env.number
new file mode 100644
index 0000000..8cf56a6
--- /dev/null
+++ b/tests/env/.env.number
@@ -0,0 +1,4 @@
+NUMBER1=0
+NUMBER2=0.0001
+NUMBER3=123456789
+NUMBER4=123456789.0
\ No newline at end of file
diff --git a/tests/env/.env.quotes b/tests/env/.env.quotes
index 520da00..a0f7b7c 100644
--- a/tests/env/.env.quotes
+++ b/tests/env/.env.quotes
@@ -5,3 +5,5 @@ QUOTED4="This is a "sample" value"
 QUOTED5=\"This is a "sample" value\"
 QUOTED6="q6
 QUOTED7=q7"
+ZERO_LITERAL=0
+ZERO_QUOTED="0"