| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.711 | 21/7:14.931 |
| 2 | 2 | 23.768 | 19/7:02.550 |
| 3 | 1 | 22.563 | 19/7:04.599 |
| 4 | 1 | 23.830 | 19/7:11.642 |
| 5 | 1 | 22.497 | 19/7:10.802 |
| 6 | 2 | 25.901 | 19/7:21.022 |
| 7 | 1 | 23.299 | 19/7:21.259 |
| 8 | 1 | 20.595 | 19/7:15.015 |
| 9 | 1 | 22.316 | 19/7:13.791 |
| 10 | 1 | 20.766 | 19/7:09.867 |
| 11 | 2 | 30.403 | 19/7:23.303 |
| 12 | 2 | 37.275 | 18/7:20.886 |
| 13 | 2 | 22.514 | 18/7:18.145 |
| 14 | 2 | 22.203 | 18/7:15.396 |
| 15 | 2 | 23.531 | 18/7:14.606 |
| 16 | 2 | 21.931 | 18/7:12.116 |
| 17 | 2 | 22.166 | 18/7:10.167 |
| 18 | 2 | 24.778 | 18/7:11.047 |