| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.910 | N/A |
| 2 | 1 | 21.092 | 20/7:03.658 |
| 3 | 1 | 21.492 | 20/7:07.458 |
| 4 | 1 | 21.144 | 20/7:06.520 |
| 5 | 1 | 21.453 | 20/7:07.519 |
| 6 | 1 | 21.533 | 20/7:08.423 |
| 7 | 1 | 20.965 | 20/7:07.226 |
| 8 | 1 | 21.076 | 20/7:06.673 |
| 9 | 1 | 21.244 | 20/7:06.657 |
| 10 | 1 | 20.855 | 20/7:05.824 |
| 11 | 1 | 21.383 | 20/7:06.160 |
| 12 | 2 | 25.084 | 20/7:12.828 |
| 13 | 2 | 20.750 | 20/7:11.522 |
| 14 | 3 | 23.980 | 20/7:15.138 |
| 15 | 3 | 23.454 | 20/7:17.523 |
| 16 | 3 | 21.085 | 20/7:16.590 |
| 17 | 3 | 21.376 | 20/7:16.119 |
| 18 | 3 | 21.420 | 20/7:15.753 |
| 19 | 3 | 27.105 | 20/7:21.428 |
| 20 | 3 | 21.737 | 20/7:21.138 |