| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.872 | 20/6:17.440 |
| 2 | 1 | 18.626 | 20/6:14.980 |
| 3 | 1 | 18.725 | 20/6:14.820 |
| 4 | 2 | 21.604 | 19/6:09.678 |
| 5 | 2 | 18.257 | 19/6:05.119 |
| 6 | 2 | 20.491 | 19/6:09.154 |
| 7 | 2 | 20.089 | 19/6:10.945 |
| 8 | 2 | 20.260 | 19/6:12.694 |
| 9 | 2 | 19.834 | 19/6:13.156 |
| 10 | 2 | 18.206 | 19/6:10.432 |
| 11 | 2 | 18.944 | 19/6:09.477 |
| 12 | 2 | 18.237 | 19/6:07.563 |
| 13 | 2 | 18.233 | 19/6:05.937 |
| 14 | 2 | 18.772 | 19/6:05.275 |
| 15 | 2 | 20.531 | 19/6:06.929 |
| 16 | 2 | 18.805 | 19/6:06.327 |
| 17 | 2 | 20.133 | 19/6:07.280 |
| 18 | 2 | 19.301 | 19/6:07.249 |
| 19 | 2 | 19.547 | 19/6:07.467 |