| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.235 | 20/7:04.700 |
| 2 | 1 | 22.493 | 20/7:17.280 |
| 3 | 1 | 21.842 | 20/7:17.133 |
| 4 | 1 | 21.411 | 20/7:14.905 |
| 5 | 2 | 26.294 | 19/7:10.445 |
| 6 | 2 | 20.516 | 19/7:03.672 |
| 7 | 2 | 28.285 | 19/7:19.921 |
| 8 | 2 | 21.123 | 19/7:15.098 |
| 9 | 2 | 20.507 | 19/7:10.046 |
| 10 | 2 | 23.840 | 19/7:12.337 |
| 11 | 2 | 27.149 | 19/7:19.928 |
| 12 | 2 | 19.469 | 19/7:14.093 |
| 13 | 2 | 24.617 | 19/7:16.680 |
| 14 | 2 | 18.010 | 19/7:09.931 |
| 15 | 2 | 25.106 | 19/7:13.070 |
| 16 | 2 | 20.552 | 19/7:10.408 |
| 17 | 2 | 20.592 | 19/7:08.105 |
| 18 | 2 | 20.214 | 19/7:05.658 |
| 19 | 2 | 21.143 | 19/7:04.398 |