| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.330 | N/A |
| 2 | 1 | 19.920 | 21/7:00.073 |
| 3 | 1 | 19.999 | 21/7:01.052 |
| 4 | 3 | 22.284 | 21/7:17.016 |
| 5 | 1 | 20.307 | 21/7:14.088 |
| 6 | 1 | 19.836 | 21/7:11.714 |
| 7 | 1 | 19.784 | 21/7:09.043 |
| 8 | 1 | 19.722 | 21/7:07.621 |
| 9 | 1 | 19.563 | 21/7:05.867 |
| 10 | 1 | 20.169 | 21/7:05.085 |
| 11 | 1 | 19.670 | 21/7:04.838 |
| 12 | 1 | 19.541 | 21/7:03.775 |
| 13 | 1 | 20.102 | 21/7:03.825 |
| 14 | 1 | 19.556 | 21/7:03.026 |
| 15 | 1 | 19.726 | 21/7:02.585 |
| 16 | 1 | 19.870 | 21/7:02.395 |
| 17 | 1 | 22.504 | 21/7:05.521 |
| 18 | 1 | 21.124 | 21/7:06.655 |
| 19 | 1 | 19.947 | 21/7:06.356 |
| 20 | 1 | 19.467 | 21/7:05.583 |
| 21 | 1 | 19.820 | 21/7:05.241 |