Federer, the record 20-time Grand Slam winner, has reclaimed the No 1 ranking he last held in October 2012 after the new ATP rankings were published on Monday
Monday 19 February 2018 18:20, UK
Sky Sports' tennis statisticians have been delving in the archive books and crunching the numbers in order to find out the secret of Roger Federer's success.
Federer celebrated his return to the top of the world rankings by winning Rotterdam's ABN Amro World Tennis Tournament on Sunday.
The 36-year-old thrashed Bulgarian Grigor Dimitrov 6-2 6-2 in a one-sided final as the Swiss ended a record-breaking week as the new world No 1.
Here's a look at Federer's key statistics courtesy of our statisticians...
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