| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 28.719 | N/A |
| 2 | 1 | 21.907 | 19/7:03.045 |
| 3 | 1 | 21.528 | 20/7:21.351 |
| 4 | 1 | 28.051 | 18/7:13.806 |
| 5 | 1 | 20.676 | 18/7:00.407 |
| 6 | 2 | 23.137 | 18/7:00.735 |
| 7 | 2 | 23.875 | 18/7:03.045 |
| 8 | 2 | 21.133 | 19/7:20.937 |
| 9 | 2 | 20.677 | 19/7:15.933 |
| 10 | 2 | 24.164 | 19/7:19.015 |
| 11 | 1 | 20.606 | 19/7:15.076 |
| 12 | 2 | 26.053 | 19/7:20.766 |
| 13 | 2 | 21.286 | 19/7:18.358 |
| 14 | 2 | 21.233 | 19/7:16.247 |
| 15 | 2 | 20.616 | 19/7:13.644 |
| 16 | 2 | 22.983 | 19/7:14.229 |
| 17 | 1 | 21.061 | 19/7:12.578 |
| 18 | 1 | 24.772 | 19/7:15.051 |
| 19 | 1 | 22.633 | 19/7:15.110 |