| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.755 | 20/7:15.100 |
| 2 | 1 | 21.513 | 20/7:12.680 |
| 3 | 1 | 22.217 | 20/7:16.567 |
| 4 | 1 | 22.113 | 20/7:17.990 |
| 5 | 1 | 21.963 | 20/7:18.244 |
| 6 | 1 | 22.162 | 20/7:19.077 |
| 7 | 1 | 22.885 | 20/7:21.737 |
| 8 | 1 | 22.385 | 19/7:00.358 |
| 9 | 1 | 22.631 | 19/7:01.428 |
| 10 | 1 | 23.329 | 19/7:03.611 |
| 11 | 1 | 22.419 | 19/7:03.824 |
| 12 | 1 | 22.255 | 19/7:03.743 |
| 13 | 1 | 22.186 | 19/7:03.573 |
| 14 | 1 | 22.774 | 19/7:04.225 |
| 15 | 1 | 26.451 | 19/7:09.448 |
| 16 | 1 | 22.747 | 19/7:09.620 |
| 17 | 1 | 21.994 | 19/7:08.929 |
| 18 | 2 | 27.280 | 19/7:13.896 |
| 19 | 2 | 29.715 | 19/7:20.774 |