how to track how many words you typed on Mac --- Use Sogou input method

The newest version of Sogou input has enabled functions to track how many words you have typed so far on Mac.
If you already installed Sogou, click on the icon on top right -> 关于 and then click download the newest version, install, and then click on the icon on top right again -> 偏好设置 -> 统计 to enable tracking