diff --git a/_includes/analytics.html b/_includes/analytics.html
new file mode 100644
index 00000000..0200aec2
--- /dev/null
+++ b/_includes/analytics.html
@@ -0,0 +1,9 @@
+<!-- Global site tag (gtag.js) - Google Analytics -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=G-84433YF6TW"></script>
+<script>
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+
+  gtag('config', 'G-84433YF6TW');
+</script>
diff --git a/_layouts/default.html b/_layouts/default.html
index 469237ff..6b15f056 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -67,6 +67,9 @@
 
     <!-- Bootstrap Core JavaScript -->
     <script src="{{site.baseurl}}/en/js/bootstrap.min.js"></script>
+
+    <!-- google analytics -->
+    {% include analytics.html %}
   </head>
 
   <body>
