19: Number of wins Nadal has over world No. 1s: 13 over a No. 1-ranked Federer; six against a No. 1-ranked Djokovic.
18: Number of hard-court titles Nadal has won, including four Grand Slam titles (Australian Open in 2009; US Open in 2010, 2013 and 2017) and eight Masters 1000 titles.
17: Age Nadal was when he got his first win over a No. 1. The talented teen stunned Federer in the third round of the 2004 Miami Masters, 6-3 6-3. “I was afraid that he could win 6-1, 6-1 or 6-1, 6-2," said Nadal afterwards, "but I went on court with a positive attitude, not with the attitude of, ‘Oh, let’s try and win one game.’”
16: Number of Grand Slam singles titles Nadal owns—one Australian Open, 10 French Opens, two Wimbledons and three US Opens. It’s the second-highest men's total in tennis history, after Federer.
15: Age Nadal was when he won his first ATP World Tour match, when he beat Ramon Delgado at Mallorca in 2002. At the time, Nadal was the ninth man in the Open Era to win a match before turning 16.
14: For Nadal's 14 million followers on Facebook (he has more than 15 million followers on Twitter).
13: Consecutive years Nadal has been ranked inside the Top 10. He’s been inside the Top 10 every single week since he made his Top 10 debut on April 25, 2005—that’s 684 straight weeks!
12: Number of times Nadal has been the No. 1 seed at a major. He’s won five of those majors.
11: Career Monte Carlo titles. And, career Barcelona titles. Nadal is the only man in the Open Era to win the same ATP World Tour event 10 or more times.
10: French Open titles. He’s the only man in tennis history to win the same major 10 or more times; only one woman has done it: Margaret Court, with 11 Australian Opens.
WATCH—Rafa completes his 16th consecutive win against Richard Gasquet: