| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.270 | 18/6:04.860 |
| 2 | 1 | 20.096 | 18/6:03.294 |
| 3 | 1 | 20.084 | 18/6:02.700 |
| 4 | 1 | 21.059 | 18/6:06.791 |
| 5 | 2 | 25.512 | 17/6:03.871 |
| 6 | 1 | 19.978 | 18/6:20.997 |
| 7 | 1 | 20.466 | 18/6:19.196 |
| 8 | 2 | 25.161 | 17/6:06.830 |
| 9 | 2 | 21.028 | 17/6:05.791 |
| 10 | 2 | 24.665 | 17/6:11.142 |
| 11 | 1 | 20.513 | 17/6:09.104 |
| 12 | 1 | 19.244 | 17/6:05.608 |
| 13 | 1 | 21.751 | 17/6:05.928 |
| 14 | 1 | 25.305 | 17/6:10.517 |
| 15 | 1 | 19.857 | 17/6:08.321 |
| 16 | 1 | 20.315 | 17/6:06.886 |
| 17 | 1 | 20.954 | 17/6:06.258 |