Making it count
Roger Federer is playing his 20th senior Wimbledon this summer, while it is also 20 years since he landed the boys' singles title in 1998.
Here are some of the key numbers from Federer's astounding Wimbledon career.
By playing a 20th consecutive Wimbledon, Federer will be setting a record for the Open era. The Swiss will also draw level with Jimmy Connors' record total of 20 Wimbledon Championships.
The points Federer has played in the gentlemen's singles at the All England Club. Of those, he won 11,510 and lost 9,344, which gives him a winning percentage of 55 per cent.
The aces Federer has hit during his Wimbledon career, from 10,004 service points. Since his first senior appearance at The Championships in 1999, Federer has produced an ace on 12.8 per cent of his service points. In 2009, Federer struck 127 aces over seven matches, including 50 in the final, which is a record.
Federer's winners. In 2004 alone, he conjured 216 winners, and he has hit more than 200 winners at seven different Wimbledons. Over the years, Federer has produced around two winners for every unforced error, with a total of 1,613 unforced errors.
When Federer starts his 103rd singles match at the All England Club on Monday, he will be out on his own with the most appearances in the Open era. At the moment, he shares that record with Connors.
Singles titles - more than any other man. Victory this Fortnight would put the Swiss level with overall record holder Martina Navratilova
Federer's serve-and-volley percentage since 1999. Federer's highest percentage at one Championships was in 2002, when he serve-and-volleyed on 80.8 per cent of points, while his lowest rate came in 2011 when it was 3.5 per cent.
The speed in mph of the fastest serve Federer ever hit on the Wimbledon grass, which was in 2009.
No-one has played in more Wimbledon men's singles finals than Federer, who has done so 11 times. His only defeats came in 2008 to Rafael Nadal and in 2014 and 2015 to Novak Djokovic.
In 2007, Federer became only the second man, the first being Bjorn Borg, to win five consecutive gentlemen's singles titles.
Federer holds the Open era record for the most singles victories at Wimbledon. Connors trails by seven, on 84. Federer's overall win-loss record at The Championships is 91-11.
Federer's total career prize-money at Wimbledon, in US dollars.
The times that Federer has won Wimbledon without losing a set. He did so last summer, becoming only the second player to achieve the feat in the modern era, with the other being Bjorn Borg in 1976.
Federer has lost in the first round on three occasions. Those losses all came early in Federer's Wimbledon career, with defeats to Czech Jiri Novak in 1999, to Russia's Yevgeny Kafelnikov in 2000, and to Croatia's Mario Ancic in 2002.
The percentage of service games that Federer has won at Wimbledon.
Federer's victory over Marin Cilic last summer, when he was aged 35 years and 342 days, made him the oldest man in the Open era to win Wimbledon.
The percentage of return games that Federer has won at Wimbledon.
Mark Hodgkinson is the author of 'Fedegraphica' (Aurum).