| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.816 | 21/7:17.136 |
| 2 | 3 | 22.739 | 20/7:15.550 |
| 3 | 3 | 21.526 | 20/7:13.873 |
| 4 | 3 | 25.015 | 19/7:07.956 |
| 5 | 3 | 20.913 | 19/7:01.834 |
| 6 | 3 | 21.076 | 20/7:20.283 |
| 7 | 4 | 21.076 | 20/7:17.603 |
| 8 | 4 | 20.849 | 20/7:15.025 |
| 9 | 3 | 21.119 | 20/7:13.620 |
| 10 | 3 | 25.886 | 20/7:22.030 |
| 11 | 4 | 25.595 | 19/7:05.963 |
| 12 | 4 | 24.849 | 19/7:09.810 |
| 13 | 4 | 27.809 | 19/7:17.392 |
| 14 | 4 | 22.964 | 19/7:17.315 |
| 15 | 4 | 22.212 | 19/7:16.296 |
| 16 | 4 | 21.260 | 19/7:14.274 |
| 17 | 4 | 21.399 | 19/7:12.645 |
| 18 | 4 | 20.599 | 19/7:10.352 |
| 19 | 4 | 21.888 | 19/7:09.590 |