| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.229 | N/A |
| 2 | 2 | 28.650 | 17/8:01.629 |
| 3 | 2 | 21.607 | 20/8:20.670 |
| 4 | 2 | 21.760 | 21/8:23.342 |
| 5 | 2 | 21.977 | 21/8:13.199 |
| 6 | 3 | 29.291 | 20/8:11.712 |
| 7 | 3 | 24.146 | 20/8:10.093 |
| 8 | 3 | 24.784 | 20/8:10.669 |
| 9 | 3 | 23.924 | 20/8:09.059 |
| 10 | 4 | 24.114 | 20/8:08.207 |
| 11 | 5 | 30.637 | 20/8:19.092 |
| 12 | 5 | 24.082 | 20/8:18.180 |
| 13 | 5 | 21.954 | 20/8:13.361 |
| 14 | 4 | 22.403 | 20/8:09.940 |
| 15 | 5 | 31.422 | 20/8:19.248 |
| 16 | 5 | 20.889 | 20/8:13.973 |
| 17 | 5 | 21.124 | 20/8:09.636 |
| 18 | 5 | 20.432 | 20/8:05.036 |
| 19 | 4 | 22.166 | 20/8:02.777 |
| 20 | 3 | 21.771 | 20/8:00.362 |