| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.157 | 20/6:03.140 |
| 2 | 2 | 18.718 | 20/6:08.750 |
| 3 | 1 | 18.030 | 20/6:06.033 |
| 4 | 1 | 18.582 | 20/6:07.435 |
| 5 | 1 | 19.018 | 20/6:10.020 |
| 6 | 1 | 19.789 | 20/6:14.313 |
| 7 | 1 | 18.032 | 20/6:12.360 |
| 8 | 1 | 17.978 | 20/6:10.760 |
| 9 | 1 | 17.852 | 20/6:09.236 |
| 10 | 1 | 19.516 | 20/6:11.344 |
| 11 | 1 | 23.899 | 19/6:01.986 |
| 12 | 3 | 21.970 | 19/6:06.607 |
| 13 | 4 | 20.527 | 19/6:08.407 |
| 14 | 4 | 24.055 | 19/6:14.738 |
| 15 | 4 | 19.223 | 19/6:14.105 |
| 16 | 4 | 18.462 | 19/6:12.647 |
| 17 | 4 | 18.312 | 19/6:11.193 |
| 18 | 4 | 18.146 | 19/6:09.725 |
| 19 | 4 | 20.253 | 19/6:10.519 |