| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.223 | 19/6:05.237 |
| 2 | 1 | 18.098 | 20/6:13.210 |
| 3 | 1 | 18.951 | 20/6:15.147 |
| 4 | 1 | 17.926 | 20/6:10.990 |
| 5 | 1 | 18.513 | 20/6:10.844 |
| 6 | 1 | 19.719 | 20/6:14.767 |
| 7 | 1 | 17.749 | 20/6:11.940 |
| 8 | 1 | 18.468 | 20/6:11.617 |
| 9 | 1 | 18.398 | 20/6:11.211 |
| 10 | 1 | 17.721 | 20/6:09.532 |
| 11 | 1 | 19.799 | 20/6:11.936 |
| 12 | 1 | 18.824 | 20/6:12.315 |
| 13 | 1 | 18.999 | 20/6:12.905 |
| 14 | 1 | 17.472 | 20/6:11.229 |
| 15 | 2 | 22.699 | 20/6:16.745 |
| 16 | 2 | 21.180 | 19/6:00.690 |
| 17 | 2 | 21.212 | 19/6:03.181 |
| 18 | 2 | 23.538 | 19/6:07.850 |
| 19 | 2 | 38.001 | 19/6:26.490 |