| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 2.401 | N/A |
| 2 | 1 | 20.651 | 19/6:14.119 |
| 3 | 1 | 20.534 | 19/6:13.066 |
| 4 | 2 | 22.086 | 18/6:00.936 |
| 5 | 2 | 21.601 | 18/6:03.107 |
| 6 | 2 | 20.810 | 18/6:01.719 |
| 7 | 1 | 20.771 | 18/6:00.684 |
| 8 | 1 | 21.142 | 18/6:00.846 |
| 9 | 2 | 27.546 | 18/6:14.575 |
| 10 | 2 | 21.781 | 18/6:14.364 |
| 11 | 2 | 20.974 | 18/6:12.824 |
| 12 | 2 | 21.077 | 18/6:11.722 |
| 13 | 2 | 20.017 | 18/6:09.303 |
| 14 | 2 | 24.496 | 18/6:13.113 |
| 15 | 1 | 21.315 | 18/6:12.516 |
| 16 | 2 | 21.123 | 18/6:11.781 |
| 17 | 2 | 21.215 | 18/6:11.236 |
| 18 | 2 | 24.883 | 18/6:14.423 |