| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 26.192 | N/A |
| 2 | 3 | 22.079 | 19/7:03.614 |
| 3 | 3 | 22.278 | 19/7:05.405 |
| 4 | 3 | 21.809 | 19/7:03.188 |
| 5 | 3 | 22.112 | 19/7:03.443 |
| 6 | 3 | 22.014 | 19/7:03.243 |
| 7 | 3 | 21.501 | 19/7:01.571 |
| 8 | 3 | 21.303 | 20/7:21.738 |
| 9 | 2 | 22.311 | 19/7:00.857 |
| 10 | 2 | 22.543 | 19/7:02.092 |
| 11 | 2 | 21.984 | 19/7:02.073 |
| 12 | 2 | 22.135 | 19/7:02.304 |
| 13 | 2 | 23.850 | 19/7:05.070 |
| 14 | 3 | 24.924 | 19/7:08.897 |
| 15 | 3 | 21.429 | 19/7:07.684 |
| 16 | 3 | 22.329 | 19/7:07.713 |
| 17 | 3 | 22.421 | 19/7:07.841 |
| 18 | 3 | 22.843 | 19/7:08.402 |
| 19 | 3 | 21.995 | 19/7:08.052 |