A: Federer(28) Djokovic(30) Goffin (20)
B: Kyrgios(13) Kohlschreiber(10) Muller (9)
C: Mahut(8) Verdasco(7) Bedene (6)
D: Mayer (5) Monaco(5) Dodig (5)

Total: 146

It's time I tried a game...