| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 24.936 | N/A |
| 2 | 1 | 23.180 | 21/8:08.536 |
| 3 | 1 | 23.365 | 21/8:10.386 |
| 4 | 1 | 23.050 | 21/8:08.902 |
| 5 | 1 | 23.368 | 21/8:09.751 |
| 6 | 1 | 22.951 | 21/8:08.592 |
| 7 | 1 | 23.232 | 21/8:08.756 |
| 8 | 1 | 23.814 | 21/8:10.536 |
| 9 | 1 | 24.211 | 21/8:12.863 |
| 10 | 1 | 24.047 | 21/8:14.309 |
| 11 | 1 | 23.931 | 21/8:15.234 |
| 12 | 1 | 23.091 | 21/8:14.463 |
| 13 | 1 | 23.614 | 21/8:14.692 |
| 14 | 1 | 24.264 | 21/8:15.886 |
| 15 | 1 | 25.170 | 21/8:18.204 |
| 16 | 1 | 23.133 | 21/8:17.497 |
| 17 | 1 | 23.502 | 21/8:17.339 |
| 18 | 1 | 23.959 | 21/8:17.738 |
| 19 | 1 | 23.036 | 21/8:17.067 |
| 20 | 1 | 24.039 | 21/8:17.522 |
| 21 | 1 | 29.516 | 21/8:23.409 |