| 1 | 18:53.00 | | 2018 | |
| 2 | 19:06.41 | | 2019 | |
| 3 | 19:07.03 | | 2017 | |
| 4 | 19:21.66 | | 2019 | |
| 5 | 19:24.14 | | 2017 | |
| 6 | 19:39.00 | | 2018 | |
| 7 | 19:45.95 | | 2018 | |
| 8 | 19:47.40 | | 2018 | |
| 9 | 19:49.80 | | 2017 | |
| 10 | 19:51.02 | | 2017 | |
| 11 | 19:52.48 | | 2018 | |
| 12 | 19:56.94 | | 2018 | |
| 13 | 20:02.36 | | 2017 | |
| 14 | 20:10.58 | | 2017 | |
| 15 | 20:16.30 | | 2018 | |
| 16 | 20:18.47 | | 2018 | |
| 17 | 20:19.09 | | 2017 | |
| 18 | 20:26.47 | | 2019 | |
| 19 | 20:29.11 | | 2020 | |
| 20 | 20:29.62 | | 2019 | |
| 21 | 20:31.24 | | 2017 | |
| 22 | 20:31.85 | | 2019 | |
| 23 | 20:32.09 | | 2018 | |
| 24 | 20:41.00 | | 2018 | |
| 25 | 20:44.77 | | 2019 | |
| 26 | 20:46.53 | | 2018 | |
| 27 | 20:50.48 | | 2018 | |
| 28 | 20:54.17 | | 2018 | |
| 29 | 20:54.66 | | 2018 | |
| 30 | 20:56.75 | | 2017 | |
| 31 | 21:00.38 | | 2017 | |
| 32 | 21:01.57 | | 2018 | |
| 33 | 21:01.90 | | 2021 | |
| 34 | 21:03.51 | | 2018 | |
| 35 | 21:07.73 | | 2019 | |
| 36 | 21:10.79 | | 2020 | |
| 37 | 21:10.90 | | 2018 | |
| 38 | 21:14.19 | | 2019 | |
| 39 | 21:16.34 | | 2017 | |
| 40 | 21:19.29 | | 2018 | |
| 41 | 21:19.54 | | 2019 | |
| 42 | 21:20.68 | | 2017 | |
| 43 | 21:23.00 | | 2019 | |
| 44 | 21:25.08 | | 2018 | |
| 45 | 21:28.34 | | 2018 | |
| 46 | 21:32.35 | | 2020 | |
| 47 | 21:32.38 | | 2018 | |
| 48 | 21:32.46 | | 2019 | |
| 49 | 21:33.19 | | 2019 | |
| 50 | 21:33.49 | | 2018 | |