| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.022 | 19/6:01.418 |
| 2 | 1 | 19.061 | 19/6:01.788 |
| 3 | 1 | 18.266 | 20/6:15.660 |
| 4 | 2 | 19.829 | 19/6:01.846 |
| 5 | 2 | 18.651 | 19/6:00.350 |
| 6 | 2 | 18.200 | 20/6:16.763 |
| 7 | 2 | 18.668 | 20/6:16.277 |
| 8 | 2 | 18.923 | 20/6:16.550 |
| 9 | 2 | 21.814 | 19/6:04.027 |
| 10 | 2 | 18.459 | 19/6:02.697 |
| 11 | 2 | 18.165 | 19/6:01.100 |
| 12 | 2 | 18.470 | 19/6:00.253 |
| 13 | 2 | 18.252 | 20/6:18.123 |
| 14 | 2 | 18.566 | 20/6:17.637 |
| 15 | 2 | 18.975 | 20/6:17.761 |
| 16 | 2 | 17.961 | 20/6:16.603 |
| 17 | 2 | 23.031 | 19/6:02.467 |
| 18 | 2 | 18.598 | 19/6:01.962 |
| 19 | 2 | 18.205 | 19/6:01.116 |