| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.274 | 21/6:02.754 |
| 2 | 3 | 17.300 | 21/6:03.027 |
| 3 | 3 | 17.118 | 21/6:01.844 |
| 4 | 3 | 17.600 | 21/6:03.783 |
| 5 | 3 | 17.459 | 21/6:04.354 |
| 6 | 3 | 17.479 | 21/6:04.805 |
| 7 | 4 | 18.841 | 21/6:09.213 |
| 8 | 4 | 19.785 | 21/6:14.997 |
| 9 | 4 | 17.050 | 21/6:13.114 |
| 10 | 4 | 20.010 | 21/6:17.824 |
| 11 | 4 | 17.365 | 21/6:16.627 |
| 12 | 3 | 16.326 | 21/6:13.812 |
| 13 | 3 | 16.834 | 21/6:12.251 |
| 14 | 3 | 17.225 | 21/6:11.499 |
| 15 | 3 | 17.085 | 21/6:10.651 |
| 16 | 3 | 17.346 | 21/6:10.252 |
| 17 | 3 | 17.489 | 21/6:10.077 |
| 18 | 3 | 17.084 | 21/6:09.448 |
| 19 | 3 | 18.016 | 21/6:09.916 |
| 20 | 3 | 17.211 | 21/6:09.492 |
| 21 | 3 | 17.132 | 21/6:09.029 |