| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.263 | N/A |
| 2 | 1 | 21.212 | 20/7:05.291 |
| 3 | 1 | 21.048 | 20/7:03.733 |
| 4 | 3 | 29.260 | 18/7:07.543 |
| 5 | 2 | 27.199 | 18/7:21.818 |
| 6 | 2 | 23.389 | 18/7:17.430 |
| 7 | 2 | 20.379 | 18/7:05.976 |
| 8 | 2 | 20.730 | 19/7:21.963 |
| 9 | 1 | 20.466 | 19/7:15.549 |
| 10 | 1 | 21.707 | 19/7:13.043 |
| 11 | 1 | 25.532 | 19/7:17.922 |
| 12 | 1 | 21.265 | 19/7:14.932 |
| 13 | 1 | 20.818 | 19/7:11.770 |
| 14 | 1 | 22.250 | 19/7:11.077 |
| 15 | 1 | 20.322 | 19/7:08.004 |
| 16 | 1 | 20.320 | 19/7:05.339 |
| 17 | 1 | 21.143 | 19/7:03.933 |
| 18 | 1 | 21.416 | 19/7:02.981 |
| 19 | 1 | 20.207 | 19/7:00.926 |