click on the votes carrot next to it and you will see a drop down menu that shows who voted. It does not show the amount voted. You can get an app called Steemify in the app store for ios that is made by the blockbrothers it gives you notifications when someone votes and how much percent they voted. If you are really interested you can check out https://steemd.com/@sagelogannyc to see your raw blockchain interactions this is what is going on in the background. Steemit and busy.org and d.tube dlive are all using the same blockchain backend and the "viewer" they make puts the frosting on the cake making it human friendly to view.
Note you can replace your name in that url with any other user to view there blockchain activity. There are a ton of tools check out http://steemtools.com/ to see all the projects built on the blockchain of STEEM