Update README.md

Author: XPixeler

README.md

@@ -119,3 +119,5 @@ If you have any questions, please email `xintao.alpha@gmail.com`, `xintao.wang@o
   <img src="https://user-images.githubusercontent.com/17445847/134879983-6f2d663b-16e7-49f2-97e1-7c53c8a5f71a.jpg"  height="300">  &emsp;
   <img src="https://user-images.githubusercontent.com/17445847/139572512-8e192aac-00fa-432b-ac8e-a33026b019df.png"  height="300">
 </p>
+
+![visitors](https://visitor-badge.glitch.me/badge?page_id=XPixelGroup/BasicSR) (start from 2022-11-06)