diff --git a/core/core.services.yml b/core/core.services.yml
index 2b81197..cffc627 100644
--- a/core/core.services.yml
+++ b/core/core.services.yml
@@ -510,7 +510,7 @@ services:
       - { name: string_translator, priority: 30 }
   string_translation:
     class: Drupal\Core\StringTranslation\TranslationManager
-    arguments: ['@language_manager']
+    arguments: ['@language_manager', '@state']
     calls:
       - [initLanguageManager]
     tags:
diff --git a/core/lib/Drupal/Core/StringTranslation/TranslationManager.php b/core/lib/Drupal/Core/StringTranslation/TranslationManager.php
index 83880e1..9820d4c 100644
--- a/core/lib/Drupal/Core/StringTranslation/TranslationManager.php
+++ b/core/lib/Drupal/Core/StringTranslation/TranslationManager.php
@@ -10,6 +10,7 @@
 use Drupal\Component\Utility\SafeMarkup;
 use Drupal\Component\Utility\String;
 use Drupal\Core\Language\LanguageManagerInterface;
+use Drupal\Core\State\StateInterface;
 use Drupal\Core\StringTranslation\Translator\TranslatorInterface;
 
 /**
@@ -54,14 +55,24 @@ class TranslationManager implements TranslationInterface, TranslatorInterface {
   protected $defaultLangcode;
 
   /**
+   * The state service.
+   *
+   * @var \Drupal\Core\State\StateInterface
+   */
+  protected $state;
+
+  /**
    * Constructs a TranslationManager object.
    *
-   * @param \Drupal\Core\Language\LanguageManagerInterface
+   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
    *   The language manager.
+   * @param \Drupal\Core\State\StateInterface $state
+   *   (optional) The state service.
    */
-  public function __construct(LanguageManagerInterface $language_manager) {
+  public function __construct(LanguageManagerInterface $language_manager, StateInterface $state = NULL) {
     $this->languageManager = $language_manager;
     $this->defaultLangcode = $language_manager->getDefaultLanguage()->getId();
+    $this->state = $state;
   }
 
   /**
@@ -152,7 +163,6 @@ public function translate($string, array $args = array(), array $options = array
    * {@inheritdoc}
    */
   public function formatPlural($count, $singular, $plural, array $args = array(), array $options = array()) {
-    $args['@count'] = $count;
     // Join both forms to search a translation.
     $translatable_string = implode(LOCALE_PLURAL_DELIMITER, array($singular, $plural));
     // Translate as usual.
@@ -164,6 +174,7 @@ public function formatPlural($count, $singular, $plural, array $args = array(),
    * {@inheritdoc}
    */
   public function formatPluralTranslated($count, $translation, array $args = array(), array $options = array()) {
+    $args['@count'] = $count;
     // Split joined translation strings into array.
     $translated_array = explode(LOCALE_PLURAL_DELIMITER, $translation);
 
@@ -203,10 +214,14 @@ public function formatPluralTranslated($count, $translation, array $args = array
    * @inheritdoc.
    */
   public function getNumberOfPlurals($langcode = NULL) {
-    $langcode = $langcode ?: $this->languageManager->getCurrentLanguage()->getId();
-    $plural_formulas = $this->state->get('locale.translation.plurals') ?: array();
-    if (isset($plural_formulas[$langcode]['plurals'])) {
-      return $plural_formulas[$langcode]['plurals'];
+    // If the state service is not injected, we assume 2 plural variants are
+    // allowed. This may happen in the installer for simplicity.
+    if (isset($this->state)) {
+      $langcode = $langcode ?: $this->languageManager->getCurrentLanguage()->getId();
+      $plural_formulas = $this->state->get('locale.translation.plurals') ?: array();
+      if (isset($plural_formulas[$langcode]['plurals'])) {
+        return $plural_formulas[$langcode]['plurals'];
+      }
     }
     return 2;
   }
diff --git a/core/modules/file/config/install/views.view.files.yml b/core/modules/file/config/install/views.view.files.yml
index ae330a9..526d9fd 100644
--- a/core/modules/file/config/install/views.view.files.yml
+++ b/core/modules/file/config/install/views.view.files.yml
@@ -529,7 +529,7 @@ display:
           decimal: .
           separator: ','
           format_plural: true
-          format_plural_string: '1 place\u0003@count places'
+          format_plural_string: "1 place\x03@count places"
           prefix: ''
           suffix: ''
           plugin_id: numeric
@@ -951,7 +951,7 @@ display:
           decimal: .
           separator: ','
           format_plural: false
-          format_plural_string: '1\u0003@count'
+          format_plural_string: "1\x03@count"
           prefix: ''
           suffix: ''
           plugin_id: numeric
diff --git a/core/modules/forum/tests/modules/forum_test_views/test_views/views.view.test_forum_index.yml b/core/modules/forum/tests/modules/forum_test_views/test_views/views.view.test_forum_index.yml
index 9938089..32a9306 100644
--- a/core/modules/forum/tests/modules/forum_test_views/test_views/views.view.test_forum_index.yml
+++ b/core/modules/forum/tests/modules/forum_test_views/test_views/views.view.test_forum_index.yml
@@ -141,7 +141,7 @@ display:
           decimal: .
           separator: ','
           format_plural: false
-          format_plural_string: '1\u0003@count'
+          format_plural_string: "1\x03@count"
           prefix: ''
           suffix: ''
           plugin_id: numeric
diff --git a/core/modules/statistics/tests/modules/statistics_test_views/test_views/views.view.test_statistics_integration.yml b/core/modules/statistics/tests/modules/statistics_test_views/test_views/views.view.test_statistics_integration.yml
index 6a42631..680648b 100644
--- a/core/modules/statistics/tests/modules/statistics_test_views/test_views/views.view.test_statistics_integration.yml
+++ b/core/modules/statistics/tests/modules/statistics_test_views/test_views/views.view.test_statistics_integration.yml
@@ -160,7 +160,7 @@ display:
           decimal: .
           separator: ''
           format_plural: false
-          format_plural_string: '1\u0003@count'
+          format_plural_string: "1\x03@count"
           prefix: ''
           suffix: ''
           plugin_id: numeric
@@ -217,7 +217,7 @@ display:
           decimal: .
           separator: ''
           format_plural: false
-          format_plural_string: '1\u0003@count'
+          format_plural_string: "1\x03@count"
           prefix: ''
           suffix: ''
           plugin_id: numeric