| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 26.791 | 18/8:02.238 |
| 2 | 5 | 24.523 | 19/8:07.483 |
| 3 | 4 | 25.305 | 19/8:05.254 |
| 4 | 4 | 22.096 | 20/8:13.575 |
| 5 | 4 | 23.352 | 20/8:08.268 |
| 6 | 4 | 25.607 | 20/8:12.247 |
| 7 | 5 | 26.703 | 20/8:18.220 |
| 8 | 5 | 26.585 | 20/8:22.405 |
| 9 | 5 | 29.999 | 19/8:07.584 |
| 10 | 5 | 19.556 | 20/8:21.034 |
| 11 | 5 | 20.589 | 20/8:12.920 |
| 12 | 5 | 26.428 | 20/8:15.890 |
| 13 | 5 | 22.857 | 20/8:12.909 |
| 14 | 5 | 22.398 | 20/8:09.699 |
| 15 | 5 | 24.121 | 20/8:09.213 |
| 16 | 5 | 24.705 | 20/8:09.519 |
| 17 | 5 | 22.111 | 20/8:06.736 |
| 18 | 5 | 20.203 | 20/8:02.143 |
| 19 | 5 | 28.481 | 20/8:06.747 |
| 20 | 5 | 23.066 | 20/8:05.476 |