| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.848 | 19/6:17.112 |
| 2 | 1 | 16.921 | 20/6:07.690 |
| 3 | 3 | 17.313 | 20/6:00.547 |
| 4 | 3 | 19.329 | 20/6:07.055 |
| 5 | 3 | 16.426 | 21/6:17.315 |
| 6 | 3 | 17.089 | 21/6:14.241 |
| 7 | 4 | 17.132 | 21/6:12.174 |
| 8 | 4 | 20.297 | 20/6:00.888 |
| 9 | 4 | 20.218 | 20/6:05.718 |
| 10 | 4 | 16.199 | 20/6:01.544 |
| 11 | 4 | 17.280 | 20/6:00.095 |
| 12 | 4 | 17.280 | 21/6:16.831 |
| 13 | 4 | 16.510 | 21/6:14.514 |
| 14 | 4 | 16.761 | 21/6:12.904 |
| 15 | 4 | 20.849 | 21/6:17.233 |
| 16 | 4 | 16.208 | 21/6:14.929 |
| 17 | 4 | 16.230 | 21/6:12.923 |
| 18 | 4 | 20.019 | 21/6:15.560 |
| 19 | 4 | 21.241 | 20/6:01.211 |
| 20 | 4 | 16.639 | 21/6:17.778 |
| 21 | 4 | 17.373 | 21/6:17.162 |