| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.548 | 19/6:11.412 |
| 2 | 1 | 18.035 | 20/6:15.830 |
| 3 | 1 | 17.895 | 20/6:09.853 |
| 4 | 1 | 20.884 | 19/6:02.719 |
| 5 | 1 | 21.266 | 19/6:10.986 |
| 6 | 1 | 20.809 | 19/6:15.050 |
| 7 | 1 | 21.113 | 19/6:18.779 |
| 8 | 1 | 19.183 | 19/6:16.991 |
| 9 | 1 | 19.699 | 19/6:16.690 |
| 10 | 2 | 20.270 | 19/6:17.534 |
| 11 | 2 | 20.720 | 19/6:19.002 |
| 12 | 2 | 19.195 | 19/6:17.810 |
| 13 | 1 | 18.654 | 19/6:16.011 |
| 14 | 1 | 20.829 | 19/6:17.421 |
| 15 | 2 | 21.093 | 19/6:18.978 |
| 16 | 2 | 21.471 | 18/6:00.747 |
| 17 | 2 | 21.191 | 18/6:01.964 |
| 18 | 2 | 21.793 | 18/6:03.648 |