| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.218 | 20/6:04.360 |
| 2 | 3 | 18.435 | 20/6:06.530 |
| 3 | 4 | 18.444 | 20/6:07.313 |
| 4 | 3 | 18.127 | 20/6:06.120 |
| 5 | 2 | 17.658 | 20/6:03.528 |
| 6 | 2 | 17.733 | 20/6:02.050 |
| 7 | 2 | 17.102 | 21/6:17.151 |
| 8 | 2 | 18.207 | 21/6:17.800 |
| 9 | 2 | 19.589 | 20/6:03.362 |
| 10 | 2 | 20.047 | 20/6:07.120 |
| 11 | 2 | 17.049 | 20/6:04.744 |
| 12 | 2 | 17.658 | 20/6:03.778 |
| 13 | 2 | 17.438 | 20/6:02.623 |
| 14 | 2 | 18.132 | 20/6:02.624 |
| 15 | 3 | 21.307 | 20/6:06.859 |
| 16 | 3 | 17.643 | 20/6:05.984 |
| 17 | 2 | 16.907 | 20/6:04.346 |
| 18 | 2 | 18.148 | 20/6:04.269 |
| 19 | 2 | 20.684 | 20/6:06.869 |
| 20 | 2 | 18.204 | 20/6:06.730 |