| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.300 | 21/6:03.300 |
| 2 | 3 | 17.323 | 21/6:03.542 |
| 3 | 2 | 16.743 | 22/6:16.684 |
| 4 | 3 | 17.671 | 21/6:02.444 |
| 5 | 2 | 17.226 | 21/6:02.305 |
| 6 | 3 | 17.941 | 21/6:04.714 |
| 7 | 2 | 17.350 | 21/6:04.662 |
| 8 | 2 | 17.283 | 21/6:04.447 |
| 9 | 2 | 17.512 | 21/6:04.814 |
| 10 | 2 | 16.712 | 21/6:03.428 |
| 11 | 3 | 17.346 | 21/6:03.504 |
| 12 | 2 | 17.394 | 21/6:03.652 |
| 13 | 2 | 16.862 | 21/6:02.917 |
| 14 | 3 | 19.517 | 21/6:06.270 |
| 15 | 3 | 17.878 | 21/6:06.881 |
| 16 | 3 | 17.821 | 21/6:07.341 |
| 17 | 3 | 17.700 | 21/6:07.598 |
| 18 | 2 | 17.441 | 21/6:07.523 |
| 19 | 2 | 17.842 | 21/6:07.900 |
| 20 | 2 | 16.957 | 21/6:07.310 |
| 21 | 2 | 18.127 | 21/6:07.946 |