| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.972 | 22/7:19.384 |
| 2 | 3 | 21.632 | 21/7:16.842 |
| 3 | 3 | 20.073 | 21/7:11.739 |
| 4 | 3 | 20.734 | 21/7:12.658 |
| 5 | 3 | 22.519 | 21/7:20.706 |
| 6 | 2 | 21.21 | 21/7:20.755 |
| 7 | 4 | 25.068 | 20/7:11.423 |
| 8 | 4 | 25.279 | 20/7:20.693 |
| 9 | 4 | 20.922 | 20/7:18.220 |
| 10 | 4 | 26.026 | 19/7:04.128 |
| 11 | 4 | 22.289 | 19/7:04.070 |
| 12 | 4 | 26.430 | 19/7:10.578 |
| 13 | 4 | 20.455 | 19/7:07.352 |
| 14 | 4 | 21.969 | 19/7:06.642 |
| 15 | 4 | 20.415 | 19/7:04.058 |
| 16 | 4 | 20.681 | 19/7:02.113 |
| 17 | 4 | 25.057 | 19/7:05.288 |
| 18 | 4 | 23.987 | 19/7:06.981 |
| 19 | 4 | 25.285 | 19/7:09.793 |