You're right. I will add this to the list.

Actually it's 54-5(.915)

Federer in 2017 was wild. He only lost the dominance ratio twice (Zverev and Delpo). Won more and the dominance ratio vs Donsky, Haas, and Goffin.

2004 Federer lost the dominance ratio 6 or 7 times (don’t have stats of Berdych match) (80 matches)

2005 Federer lost the dominance ratio 3 times (85 matches)

__2006 Federer lost the dominance ratio 4 times (97 matches)__
2007 Federer lost the dominance ratio 5 times (77 matches)

2008 Federer lost the dominance ratio 12 times (81 matches)

2009 Federer lost the dominance ratio 11 times (73 matches)

2010 Federer lost the dominance ratio 10 times (78 matches)

2011 Federer lost the dominance ratio 10 times (76 matche)

2017 Federer lost the dominance ratio 2 times (57 matches)

2011 Djoko lost the dominance ratio 5 times (76 matches)

2012 Djoko lost the dominance ratio 8 times (87 matches)

2013 Djokovic lost the dominance ratio 7 times (83 matches)

2015 Djoko lost the dominance ratio 7 times (88 matches)

2020 Djoko lost the dominance ratio 6 times (46 matches)

2021 Djoko lost the do since ratio 8 times (62 matches)

2005 Nadal lost the dominance ratio 9 times (89 matches)

2008 Nadal lost the dominance ratio 14 times (93 matches)

2010 Nadal lost the dominance ratio 9 times (81 matches)

2012 Nadal lost the dominance ratio 6 times (48 matches)

2013 Nadal lost the dominance ratio 11 times (82 matches)

2018 Nadal lost the dominance ratio 6 times (49 matches)

2019 Nadal lost the dominance ratio 5 times (64 matches)