| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.924 | 18/6:16.632 |
| 2 | 1 | 19.971 | 18/6:08.055 |
| 3 | 1 | 23.154 | 17/6:02.944 |
| 4 | 1 | 20.106 | 18/6:18.697 |
| 5 | 1 | 20.176 | 18/6:15.592 |
| 6 | 1 | 19.783 | 18/6:12.342 |
| 7 | 1 | 19.296 | 18/6:08.769 |
| 8 | 1 | 20.055 | 18/6:07.796 |
| 9 | 1 | 20.922 | 18/6:08.774 |
| 10 | 1 | 20.080 | 18/6:08.041 |
| 11 | 1 | 21.023 | 18/6:08.984 |
| 12 | 1 | 20.643 | 18/6:09.199 |
| 13 | 1 | 19.104 | 18/6:07.251 |
| 14 | 1 | 20.934 | 18/6:07.934 |
| 15 | 1 | 22.160 | 18/6:09.997 |
| 16 | 1 | 21.430 | 18/6:10.981 |
| 17 | 1 | 19.342 | 18/6:09.638 |
| 18 | 1 | 20.775 | 18/6:09.878 |