diff --git a/core/attributedef/AttributePercentage.php b/core/attributedef/AttributePercentage.php
new file mode 100644
index 000000000..c069a51a3
--- /dev/null
+++ b/core/attributedef/AttributePercentage.php
@@ -0,0 +1,53 @@
+<?php
+
+/**
+ * Display an integer between 0 and 100 as a percentage / horizontal bar graph
+ *
+ * @package     iTopORM
+ */
+class AttributePercentage extends AttributeInteger
+{
+    const SEARCH_WIDGET_TYPE = self::SEARCH_WIDGET_TYPE_NUMERIC;
+
+    /**
+     * Useless constructor, but if not present PHP 7.4.0/7.4.1 is crashing :( (N°2329)
+     *
+     * @see https://www.php.net/manual/fr/language.oop5.decon.php states that child constructor can be ommited
+     * @see https://bugs.php.net/bug.php?id=79010 bug solved in PHP 7.4.9
+     *
+     * @param string $sCode
+     * @param array $aParams
+     *
+     * @throws \Exception
+     * @noinspection SenselessProxyMethodInspection
+     */
+    public function __construct($sCode, $aParams)
+    {
+        parent::__construct($sCode, $aParams);
+    }
+
+    public function GetAsHTML($sValue, $oHostObject = null, $bLocalize = true)
+    {
+        $iWidth = 5; // Total width of the percentage bar graph, in em...
+        $iValue = (int)$sValue;
+        if ($iValue > 100) {
+            $iValue = 100;
+        } else {
+            if ($iValue < 0) {
+                $iValue = 0;
+            }
+        }
+        if ($iValue > 90) {
+            $sColor = "#cc3300";
+        } else {
+            if ($iValue > 50) {
+                $sColor = "#cccc00";
+            } else {
+                $sColor = "#33cc00";
+            }
+        }
+        $iPercentWidth = ($iWidth * $iValue) / 100;
+
+        return "<div style=\"width:{$iWidth}em;-moz-border-radius: 3px;-webkit-border-radius: 3px;border-radius: 3px;display:inline-block;border: 1px #ccc solid;\"><div style=\"width:{$iPercentWidth}em; display:inline-block;background-color:$sColor;\">&nbsp;</div></div>&nbsp;$sValue %";
+    }
+}
\ No newline at end of file