| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.167 | 21/6:00.507 |
| 2 | 2 | 17.237 | 21/6:01.242 |
| 3 | 2 | 17.283 | 21/6:01.809 |
| 4 | 3 | 17.936 | 21/6:05.521 |
| 5 | 3 | 17.539 | 21/6:06.080 |
| 6 | 3 | 17.158 | 21/6:05.120 |
| 7 | 3 | 17.621 | 21/6:05.823 |
| 8 | 3 | 17.001 | 21/6:04.723 |
| 9 | 3 | 17.450 | 21/6:04.915 |
| 10 | 3 | 17.735 | 21/6:05.667 |
| 11 | 3 | 17.821 | 21/6:06.446 |
| 12 | 4 | 21.297 | 21/6:13.179 |
| 13 | 4 | 17.401 | 21/6:12.582 |
| 14 | 4 | 18.218 | 21/6:13.296 |
| 15 | 4 | 17.627 | 21/6:13.087 |
| 16 | 4 | 18.691 | 21/6:14.301 |
| 17 | 4 | 17.734 | 21/6:14.190 |
| 18 | 4 | 17.927 | 21/6:14.317 |
| 19 | 4 | 18.240 | 21/6:14.776 |
| 20 | 4 | 17.591 | 21/6:14.508 |
| 21 | 4 | 17.596 | 21/6:14.270 |