| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.515 | N/A |
| 2 | 3 | 20.259 | 21/7:06.695 |
| 3 | 2 | 19.525 | 22/7:19.247 |
| 4 | 3 | 21.042 | 21/7:07.021 |
| 5 | 3 | 22.627 | 21/7:18.078 |
| 6 | 3 | 17.531 | 21/7:05.451 |
| 7 | 3 | 18.994 | 21/7:01.441 |
| 8 | 3 | 18.661 | 22/7:17.432 |
| 9 | 3 | 18.328 | 22/7:13.553 |
| 10 | 3 | 22.513 | 21/7:00.359 |
| 11 | 3 | 20.789 | 21/7:02.053 |
| 12 | 4 | 21.779 | 21/7:05.238 |
| 13 | 4 | 19.571 | 21/7:04.213 |
| 14 | 4 | 19.713 | 21/7:03.564 |
| 15 | 4 | 19.195 | 21/7:02.267 |
| 16 | 4 | 19.622 | 21/7:01.713 |
| 17 | 4 | 18.275 | 22/7:19.446 |
| 18 | 4 | 18.543 | 22/7:17.768 |
| 19 | 2 | 18.804 | 22/7:16.581 |
| 20 | 3 | 24.330 | 21/7:01.621 |
| 21 | 3 | 19.104 | 21/7:00.720 |