| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 24.778 | 17/7:01.226 |
| 2 | 2 | 21.875 | 19/7:23.203 |
| 3 | 2 | 21.456 | 19/7:11.357 |
| 4 | 2 | 21.585 | 19/7:06.046 |
| 5 | 2 | 21.325 | 19/7:01.872 |
| 6 | 3 | 22.301 | 19/7:02.018 |
| 7 | 3 | 21.408 | 20/7:22.008 |
| 8 | 3 | 21.270 | 20/7:19.995 |
| 9 | 2 | 21.378 | 20/7:18.613 |
| 10 | 2 | 22.502 | 20/7:19.756 |
| 11 | 2 | 20.976 | 20/7:17.916 |
| 12 | 2 | 21.781 | 20/7:17.725 |
| 13 | 2 | 23.397 | 20/7:20.049 |
| 14 | 2 | 21.106 | 20/7:18.768 |
| 15 | 2 | 22.220 | 20/7:19.144 |
| 16 | 2 | 21.045 | 20/7:18.003 |
| 17 | 2 | 21.059 | 20/7:17.014 |
| 18 | 2 | 21.212 | 20/7:16.304 |
| 19 | 3 | 22.886 | 20/7:17.431 |
| 20 | 3 | 20.961 | 20/7:16.521 |