By E.J. Crawford, USTA.com

The US Open wrapped up another year on Sunday, with Americans descending in droves to compete in the men’s, women’s and junior draws. Here is a look at some of the highlights from the 2016 fortnight in Flushing Meadows:

Overall

• The U.S. had more men and more women in the singles main draws than any other country. In all, 22 Americans competed in the women’s draw – Germany was next with 10 participants – and 17 played in the men’s draw – France was second with 13.

Women’s Singles

• Serena Williams was the top performer among the women, reaching the semifinals for the sixth consecutive year. Also, Venus Williams and Madison Keys each advanced to the round of 16.
   
• 2014 US Open darling CiCi Bellis was back at it in 2016. The 17-year-old, who famously upset Dominika Cibulkova in the first round two years ago, qualified and advanced to the third round, beating Top 50 countrywoman Shelby Rogers in Round 2.
   
• Veteran Varvara Lepchenko upset No. 15 seed Timea Bacsinzsky en route to the third round.

Men’s Singles

• Jack Sock led the way for the American men, upsetting 2014 champion and No. 7 seed Marin Cilic to reach the fourth round. Also, John Isner advanced to the third round for the eighth consecutive year.
   
• Qualifier Ryan Harrison pulled off one of the first big upsets of this year’s Open, defeating No. 5 seed and reigning Wimbledon finalist Milos Raonic en route to the third round.
   
• Harrison was joined in the third round by fellow qualifier Jared Donaldson, who upset No. 12 David Goffin in the opening round.

Doubles

• Bethanie Mattek-Sands (pictured above, right) won her third women’s doubles Grand Slam championship, teaming with Czech Lucie Safarova to claim the US Open title on the final Sunday. The two also won the Australian Open and French Open in 2015, and Mattek-Sands won a gold medal in mixed doubles at the Rio Olympics earlier this summer with Jack Sock.
   
• CoCo Vandeweghe had a fine Open, advancing to the mixed doubles final with fellow American Rajeev Ram – who won an Olympic silver medal in mixed doubles with Venus Williams in Rioearlier in the summer – and reaching the women’s doubles semifinals with Martina Hingis.
   
• The all-American duo of Asia Muhammad and Taylor Townsend became the only unseeded team to crash the women’s doubles quarterfinals, upsetting the No. 15 seeds and No. 3 seeds en route.
   
• Bob and Mike Bryan once again led the way in men’s doubles, advancing to the quarterfinals.
   
• The all-American squad of Nicholas Munroe and Donald Young upset the No. 2 seeds, Ivan Dodig and Marcelo Melo, on their way to the men’s doubles round of 16.

Juniors/Collegiate

• A remarkable 10 American girls reached the round of 16 in the US Open Junior Championships, with Kayla Day winning the girls’ singles title. In doing so, she became the fourth American to win the girls’ singles crown in the last 10 years, joining Vandeweghe (2008), Grace Min (2011) and Samantha Crawford (2012).
   
• Also in girls’ singles, Sonya Sofia Kenin advanced to the semifinals, and lucky loser Vanessa Ong and wild card Carson Branstine reached the quarterfinals.
   
• There was an all-American girls’ doubles final, with Jada Hart and Ena Shibahara defeating Day and Caroline Dolehide in a match tiebreak, 4-6, 6-2, [13-11], to win the title.
   
• Qualifier Patrick Kypson paced the American boys, advancing to the quarterfinals.
   
• NCAA champion Danielle Collins from the University of Virginia won the third annual US Open Collegiate Invitational. The men’s winner was a fellow Cavalier, Thai-Son Kwiatkowski.