| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.446 | 19/6:09.474 |
| 2 | 4 | 16.178 | 21/6:14.052 |
| 3 | 4 | 17.176 | 21/6:09.600 |
| 4 | 4 | 16.006 | 21/6:01.231 |
| 5 | 4 | 17.453 | 21/6:02.288 |
| 6 | 4 | 17.774 | 21/6:04.115 |
| 7 | 4 | 16.363 | 21/6:01.188 |
| 8 | 4 | 15.850 | 22/6:14.677 |
| 9 | 4 | 16.004 | 22/6:12.167 |
| 10 | 4 | 17.006 | 22/6:12.363 |
| 11 | 4 | 19.101 | 22/6:16.714 |
| 12 | 4 | 17.782 | 21/6:00.743 |
| 13 | 4 | 17.413 | 21/6:01.122 |
| 14 | 4 | 18.870 | 21/6:03.633 |
| 15 | 4 | 16.473 | 21/6:02.453 |
| 16 | 4 | 16.924 | 21/6:02.012 |
| 17 | 4 | 20.208 | 21/6:05.680 |
| 18 | 4 | 16.324 | 21/6:04.410 |
| 19 | 4 | 16.144 | 21/6:03.073 |
| 20 | 4 | 15.762 | 21/6:01.470 |
| 21 | 4 | 18.678 | 21/6:02.935 |