| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.481 | N/A |
| 2 | 2 | 18.18 | 20/6:01.481 |
| 3 | 1 | 17.427 | 21/6:13.751 |
| 4 | 1 | 17.305 | 21/6:11.027 |
| 5 | 1 | 17.967 | 21/6:12.976 |
| 6 | 2 | 20.693 | 20/6:06.770 |
| 7 | 3 | 19.681 | 20/6:11.212 |
| 8 | 3 | 17.338 | 20/6:08.025 |
| 9 | 3 | 17.519 | 20/6:06.064 |
| 10 | 3 | 18.007 | 20/6:05.570 |
| 11 | 2 | 18.567 | 20/6:06.238 |
| 12 | 2 | 18.152 | 20/6:06.068 |
| 13 | 2 | 19.395 | 20/6:07.895 |
| 14 | 2 | 18.430 | 20/6:08.030 |
| 15 | 2 | 17.415 | 20/6:06.768 |
| 16 | 2 | 18.170 | 20/6:06.631 |
| 17 | 2 | 18.114 | 20/6:06.444 |
| 18 | 2 | 17.610 | 20/6:05.716 |
| 19 | 2 | 18.168 | 20/6:05.658 |
| 20 | 3 | 18.016 | 20/6:05.455 |