| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.306 | 21/7:06.426 |
| 2 | 1 | 20.041 | 21/7:03.644 |
| 3 | 1 | 19.039 | 22/7:15.497 |
| 4 | 1 | 19.944 | 22/7:16.315 |
| 5 | 1 | 19.776 | 22/7:16.066 |
| 6 | 1 | 20.205 | 22/7:17.474 |
| 7 | 1 | 23.341 | 21/7:07.956 |
| 8 | 1 | 25.636 | 20/7:00.720 |
| 9 | 1 | 18.733 | 21/7:16.382 |
| 10 | 1 | 20.745 | 21/7:16.309 |
| 11 | 1 | 19.342 | 21/7:13.570 |
| 12 | 1 | 19.203 | 21/7:11.044 |
| 13 | 1 | 21.894 | 21/7:13.254 |
| 14 | 1 | 19.599 | 21/7:11.706 |
| 15 | 1 | 20.392 | 21/7:11.474 |
| 16 | 1 | 19.419 | 21/7:09.995 |
| 17 | 1 | 19.470 | 21/7:08.752 |
| 18 | 1 | 19.483 | 21/7:07.663 |
| 19 | 1 | 26.486 | 21/7:14.428 |
| 20 | 1 | 19.972 | 21/7:13.677 |
| 21 | 1 | 18.842 | 21/7:11.868 |