| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.159 | 18/6:02.862 |
| 2 | 3 | 20.870 | 18/6:09.261 |
| 3 | 3 | 21.258 | 18/6:13.722 |
| 4 | 3 | 22.466 | 17/6:00.200 |
| 5 | 3 | 19.892 | 18/6:16.722 |
| 6 | 3 | 20.715 | 18/6:16.080 |
| 7 | 3 | 20.608 | 18/6:15.346 |
| 8 | 3 | 20.571 | 18/6:14.713 |
| 9 | 3 | 19.809 | 18/6:12.696 |
| 10 | 3 | 20.417 | 18/6:12.177 |
| 11 | 3 | 20.20 | 18/6:11.070 |
| 12 | 3 | 20.092 | 18/6:10.285 |
| 13 | 3 | 19.546 | 18/6:08.866 |
| 14 | 3 | 19.683 | 18/6:07.825 |
| 15 | 3 | 19.609 | 18/6:06.834 |
| 16 | 3 | 20.101 | 18/6:06.520 |
| 17 | 3 | 21.911 | 18/6:08.160 |
| 18 | 3 | 20.337 | 18/6:08.044 |