Hi
This is something which you can do from server end where you are hosting your site, if your hosting provider provides Analytic reports then you can check with them , or you can use Google Analytics for this.
You can tag them , link them etc .
Here is some information :
https://support.google.com/analytics/answer/2558811?hl=en
http://stackoverflow.com/questions/21147487/tracking-link-clicks-with-google-analytics
Thanks,
Sanjit