| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.340 | 25/8:03.500 |
| 2 | 4 | 20.978 | 24/8:03.816 |
| 3 | 3 | 21.056 | 24/8:10.992 |
| 4 | 2 | 20.169 | 24/8:09.258 |
| 5 | 3 | 31.191 | 22/8:16.030 |
| 6 | 3 | 20.526 | 22/8:08.620 |
| 7 | 3 | 19.542 | 22/8:00.235 |
| 8 | 3 | 25.140 | 22/8:09.341 |
| 9 | 4 | 27.536 | 22/8:22.280 |
| 10 | 4 | 21.075 | 22/8:18.417 |
| 11 | 4 | 26.053 | 21/8:02.248 |
| 12 | 3 | 23.918 | 21/8:03.917 |
| 13 | 3 | 20.149 | 22/8:22.062 |
| 14 | 3 | 19.995 | 22/8:17.621 |
| 15 | 3 | 19.910 | 22/8:13.648 |
| 16 | 3 | 20.107 | 22/8:10.442 |
| 17 | 3 | 20.121 | 22/8:07.631 |
| 18 | 3 | 23.129 | 22/8:08.809 |
| 19 | 3 | 20.905 | 22/8:07.288 |
| 20 | 3 | 19.553 | 22/8:04.432 |
| 21 | 3 | 19.810 | 22/8:02.117 |
| 22 | 3 | 22.597 | 22/8:02.800 |