2. Before this race, only five women had run under 30:00 in the 10,000.The top four athletes accomplished the mark in Rio: Ayana, Vivian Cheruiyot of Kenya in 29:32.53, Tirunesh Dibaba of Ethiopia in 29:42.56 (the only athlete in the field to previously run sub-30), and Alice Aprot of Kenya in 29:53.51.
3. This was only Ayana’s second race at 10,000 meters. She debuted at the distance on June 29 of this year, running 30:07.00.
4. Counting Ayana’s performance, eight women broke their country’s national records in the race, including American Molly Huddle, whose 30:13.17 bettered Shalane Flanagan’s mark by 9 seconds. The countries with records that fell: Ethiopia, Kenya, United States, Sweden, Burundi, Greece, Kyrgyzstan, and Uzbekistan.
5. Eighteen women set personal bests, including American Emily Infeld, who took 11th in 31:26.94. That constitutes just under half of the field putting in lifetime performances.
6. The difference between Ayana and last-place finisher Marisol Romero of Mexico was more than six minutes, or, at Ayana’s pace, more than five laps of the track.