Update README.md

Author: qmwu2000

README.md

@@ -109,3 +109,7 @@ git clone --depth=1 https://github.com/dianping/cat.git
 我们需要知道你对Cat的一些看法以及建议：
 
 - [**Issues**](https://github.com/dianping/cat/issues)
+
+### Starred 趋势
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+[![Star History Chart](https://api.star-history.com/svg?repos=dianping/cat&type=Date)](https://star-history.com/#dianping/cat&Date)