| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.196 | 21/6:01.116 |
| 2 | 2 | 17.985 | 21/6:09.400 |
| 3 | 3 | 17.485 | 21/6:08.662 |
| 4 | 3 | 17.215 | 21/6:06.875 |
| 5 | 4 | 17.866 | 21/6:08.537 |
| 6 | 4 | 18.970 | 21/6:13.510 |
| 7 | 4 | 17.455 | 21/6:12.516 |
| 8 | 3 | 17.612 | 21/6:12.183 |
| 9 | 3 | 18.189 | 21/6:13.270 |
| 10 | 3 | 18.254 | 21/6:14.277 |
| 11 | 3 | 17.569 | 21/6:13.792 |
| 12 | 3 | 18.535 | 21/6:15.079 |
| 13 | 3 | 17.855 | 21/6:15.070 |
| 14 | 2 | 17.987 | 21/6:15.259 |
| 15 | 2 | 17.727 | 21/6:15.060 |
| 16 | 2 | 17.505 | 21/6:14.594 |
| 17 | 2 | 17.789 | 21/6:14.534 |
| 18 | 3 | 17.679 | 21/6:14.352 |
| 19 | 2 | 17.690 | 21/6:14.201 |
| 20 | 3 | 23.204 | 20/6:01.767 |