| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 22.212 | N/A |
| 2 | 4 | 24.767 | 20/8:12.785 |
| 3 | 4 | 24.540 | 20/8:10.628 |
| 4 | 4 | 22.920 | 21/8:23.725 |
| 5 | 4 | 23.519 | 21/8:20.942 |
| 6 | 4 | 20.374 | 21/8:06.692 |
| 7 | 4 | 20.205 | 22/8:19.349 |
| 8 | 5 | 33.710 | 20/8:03.735 |
| 9 | 4 | 19.823 | 21/8:16.857 |
| 10 | 5 | 26.626 | 21/8:23.287 |
| 11 | 4 | 24.617 | 20/8:00.303 |
| 12 | 4 | 25.765 | 20/8:03.162 |
| 13 | 4 | 20.384 | 21/8:20.962 |
| 14 | 4 | 26.958 | 20/8:01.439 |
| 15 | 4 | 21.142 | 21/8:21.283 |
| 16 | 4 | 21.082 | 21/8:17.454 |
| 17 | 4 | 26.115 | 21/8:20.395 |
| 18 | 4 | 30.928 | 20/8:04.331 |
| 19 | 5 | 23.986 | 20/8:03.976 |
| 20 | 4 | 22.027 | 20/8:01.700 |