Roger Federer analyse for Last 2 Seasons

Here is an analyse for Roger Federer during last 2 Seasons :

Federer's 2016 season: 

0 titles

21-7 win/loss record

Ends as world No.16

Federer's 2017 season:

7 titles

2 Grand Slams

52-5 win/loss record

Ends as world No.2

Federer's 2018 season so far :

2 Titles

17-2 win / loss record

He's Number 2