| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.108 | 20/6:02.160 |
| 2 | 4 | 18.588 | 20/6:06.960 |
| 3 | 4 | 18.206 | 20/6:06.013 |
| 4 | 4 | 17.843 | 20/6:03.725 |
| 5 | 4 | 18.397 | 20/6:04.568 |
| 6 | 4 | 18.615 | 20/6:05.857 |
| 7 | 4 | 17.766 | 20/6:04.351 |
| 8 | 4 | 26.784 | 19/6:06.479 |
| 9 | 4 | 18.267 | 19/6:04.323 |
| 10 | 4 | 18.260 | 19/6:02.585 |
| 11 | 4 | 16.755 | 20/6:17.435 |
| 12 | 4 | 16.862 | 20/6:14.085 |
| 13 | 4 | 17.103 | 20/6:11.622 |
| 14 | 4 | 18.692 | 20/6:11.780 |
| 15 | 4 | 18.824 | 20/6:12.093 |
| 16 | 4 | 17.708 | 20/6:10.973 |
| 17 | 4 | 18.411 | 20/6:10.811 |
| 18 | 4 | 18.459 | 20/6:10.720 |
| 19 | 4 | 17.470 | 20/6:09.598 |
| 20 | 4 | 18.019 | 20/6:09.137 |