| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.865 | 21/6:15.165 |
| 2 | 1 | 18.061 | 21/6:17.223 |
| 3 | 1 | 18.189 | 20/6:00.767 |
| 4 | 1 | 18.627 | 20/6:03.710 |
| 5 | 1 | 18.586 | 20/6:05.312 |
| 6 | 1 | 20.194 | 20/6:11.740 |
| 7 | 1 | 18.099 | 20/6:10.346 |
| 8 | 2 | 22.737 | 19/6:01.850 |
| 9 | 1 | 18.739 | 19/6:01.205 |
| 10 | 1 | 17.673 | 20/6:17.540 |
| 11 | 1 | 17.662 | 20/6:15.331 |
| 12 | 1 | 17.943 | 20/6:13.958 |
| 13 | 1 | 21.610 | 20/6:18.438 |
| 14 | 1 | 18.048 | 20/6:17.190 |
| 15 | 1 | 18.896 | 20/6:17.239 |
| 16 | 2 | 19.518 | 20/6:18.059 |
| 17 | 2 | 18.003 | 20/6:17.000 |
| 18 | 2 | 20.459 | 20/6:18.788 |
| 19 | 1 | 17.676 | 20/6:17.458 |
| 20 | 1 | 18.344 | 20/6:16.929 |