| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.189 | 18/6:03.402 |
| 2 | 3 | 19.718 | 19/6:19.116 |
| 3 | 3 | 19.864 | 19/6:18.550 |
| 4 | 3 | 20.296 | 18/6:00.302 |
| 5 | 3 | 20.165 | 18/6:00.835 |
| 6 | 3 | 19.639 | 19/6:19.591 |
| 7 | 3 | 19.830 | 19/6:19.188 |
| 8 | 3 | 20.254 | 19/6:19.893 |
| 9 | 2 | 20.692 | 18/6:01.294 |
| 10 | 3 | 20.519 | 18/6:02.099 |
| 11 | 2 | 20.020 | 18/6:01.941 |
| 12 | 3 | 19.911 | 18/6:01.646 |
| 13 | 3 | 20.192 | 18/6:01.785 |
| 14 | 2 | 19.621 | 18/6:01.170 |
| 15 | 3 | 20.199 | 18/6:01.331 |
| 16 | 3 | 19.489 | 18/6:00.673 |
| 17 | 3 | 19.989 | 18/6:00.622 |
| 18 | 3 | 20.349 | 18/6:00.936 |