| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.433 | 21/6:06.093 |
| 2 | 3 | 17.030 | 21/6:01.862 |
| 3 | 4 | 19.985 | 20/6:02.987 |
| 4 | 4 | 17.404 | 21/6:17.223 |
| 5 | 3 | 17.336 | 21/6:14.590 |
| 6 | 3 | 17.116 | 21/6:12.064 |
| 7 | 3 | 16.849 | 21/6:09.459 |
| 8 | 3 | 16.109 | 21/6:05.563 |
| 9 | 3 | 21.886 | 21/6:16.012 |
| 10 | 4 | 19.059 | 20/6:00.414 |
| 11 | 3 | 16.648 | 21/6:15.814 |
| 12 | 3 | 17.174 | 21/6:14.551 |
| 13 | 3 | 16.811 | 21/6:12.895 |
| 14 | 3 | 16.737 | 21/6:11.365 |
| 15 | 3 | 17.782 | 21/6:11.503 |
| 16 | 4 | 17.611 | 21/6:11.398 |
| 17 | 4 | 17.352 | 21/6:10.986 |
| 18 | 4 | 17.141 | 21/6:10.373 |
| 19 | 4 | 17.039 | 21/6:09.713 |
| 20 | 4 | 16.522 | 21/6:08.575 |
| 21 | 4 | 17.475 | 21/6:08.499 |