| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.316 | 21/6:03.636 |
| 2 | 1 | 17.780 | 21/6:08.508 |
| 3 | 2 | 19.794 | 20/6:05.933 |
| 4 | 2 | 18.802 | 20/6:08.460 |
| 5 | 2 | 17.174 | 20/6:03.464 |
| 6 | 2 | 17.039 | 21/6:17.668 |
| 7 | 2 | 17.741 | 21/6:16.938 |
| 8 | 1 | 17.838 | 21/6:16.646 |
| 9 | 1 | 17.705 | 21/6:16.108 |
| 10 | 1 | 18.452 | 21/6:17.246 |
| 11 | 1 | 17.650 | 21/6:16.646 |
| 12 | 1 | 17.104 | 21/6:15.191 |
| 13 | 1 | 17.209 | 21/6:14.130 |
| 14 | 1 | 19.637 | 21/6:16.862 |
| 15 | 1 | 23.826 | 20/6:06.756 |
| 16 | 1 | 18.775 | 20/6:07.303 |
| 17 | 1 | 17.367 | 20/6:06.128 |
| 18 | 1 | 20.917 | 20/6:09.029 |
| 19 | 1 | 20.331 | 20/6:11.007 |
| 20 | 1 | 31.220 | 20/6:23.677 |