| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 27.607 | 18/8:16.926 |
| 2 | 4 | 23.084 | 19/8:01.565 |
| 3 | 4 | 25.110 | 19/8:00.073 |
| 4 | 4 | 26.957 | 19/8:08.101 |
| 5 | 4 | 23.929 | 19/8:01.411 |
| 6 | 4 | 23.960 | 20/8:22.157 |
| 7 | 4 | 27.117 | 19/8:02.502 |
| 8 | 4 | 27.557 | 19/8:07.637 |
| 9 | 4 | 23.461 | 19/8:02.984 |
| 10 | 4 | 23.687 | 20/8:24.938 |
| 11 | 4 | 25.419 | 20/8:25.251 |
| 12 | 4 | 20.947 | 20/8:18.058 |
| 13 | 4 | 26.431 | 20/8:20.409 |
| 14 | 4 | 23.365 | 20/8:18.044 |
| 15 | 4 | 23.589 | 20/8:16.293 |
| 16 | 4 | 35.047 | 19/8:03.630 |
| 17 | 5 | 30.154 | 19/8:08.882 |
| 18 | 5 | 29.547 | 19/8:12.911 |
| 19 | 5 | 26.161 | 19/8:13.129 |