| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.873 | 19/6:17.587 |
| 2 | 1 | 17.303 | 20/6:11.760 |
| 3 | 1 | 18.329 | 20/6:10.033 |
| 4 | 2 | 20.747 | 19/6:02.197 |
| 5 | 1 | 17.461 | 20/6:14.852 |
| 6 | 2 | 17.958 | 20/6:12.237 |
| 7 | 1 | 17.302 | 20/6:08.494 |
| 8 | 1 | 18.838 | 20/6:09.528 |
| 9 | 1 | 17.936 | 20/6:08.327 |
| 10 | 1 | 20.096 | 20/6:11.686 |
| 11 | 1 | 18.195 | 20/6:10.978 |
| 12 | 1 | 17.444 | 20/6:09.137 |
| 13 | 1 | 17.641 | 20/6:07.882 |
| 14 | 1 | 17.257 | 20/6:06.257 |
| 15 | 1 | 19.316 | 20/6:07.595 |
| 16 | 1 | 17.559 | 20/6:06.569 |
| 17 | 1 | 17.362 | 20/6:05.432 |
| 18 | 1 | 19.077 | 20/6:06.327 |
| 19 | 1 | 18.074 | 20/6:06.072 |
| 20 | 1 | 18.972 | 20/6:06.740 |