I feel this spreadsheet at the following link will help you follow the best bounty managers on bitcointalk

https://docs.google.com/spreadsheets/d/1B4sMp4rDeYjPn3Lkbxn6Ot5KLQFERPXloIl5lUbTVBg/edit?usp=sharing

You can thank the guy who put up this sheet over here

https://bitcointalk.org/index.php?topic=3051158.0