| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.982 | 21/6:17.622 |
| 2 | 1 | 18.004 | 21/6:17.853 |
| 3 | 1 | 17.883 | 21/6:17.083 |
| 4 | 1 | 17.482 | 21/6:14.593 |
| 5 | 1 | 19.183 | 20/6:02.136 |
| 6 | 3 | 31.207 | 18/6:05.223 |
| 7 | 3 | 18.157 | 19/6:19.723 |
| 8 | 3 | 18.198 | 19/6:15.478 |
| 9 | 2 | 17.268 | 19/6:10.213 |
| 10 | 2 | 18.289 | 19/6:07.941 |
| 11 | 2 | 17.467 | 19/6:04.662 |
| 12 | 2 | 18.170 | 19/6:03.043 |
| 13 | 2 | 17.669 | 19/6:00.940 |
| 14 | 2 | 17.721 | 20/6:18.114 |
| 15 | 2 | 18.583 | 20/6:17.684 |
| 16 | 1 | 18.197 | 20/6:16.825 |
| 17 | 1 | 17.312 | 20/6:15.026 |
| 18 | 1 | 18.853 | 20/6:15.139 |
| 19 | 1 | 18.224 | 20/6:14.578 |
| 20 | 1 | 20.173 | 20/6:16.022 |