| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.838 | N/A |
| 2 | 4 | 21.674 | 20/7:13.644 |
| 3 | 3 | 21.21 | 20/7:07.241 |
| 4 | 2 | 22.099 | 20/7:12.067 |
| 5 | 2 | 21.608 | 20/7:12.147 |
| 6 | 1 | 21.428 | 20/7:11.512 |
| 7 | 2 | 21.380 | 20/7:10.936 |
| 8 | 3 | 27.756 | 19/7:05.410 |
| 9 | 3 | 21.534 | 19/7:03.415 |
| 10 | 3 | 22.401 | 19/7:03.598 |
| 11 | 3 | 20.668 | 19/7:00.624 |
| 12 | 3 | 22.593 | 19/7:01.341 |
| 13 | 3 | 20.899 | 20/7:21.484 |
| 14 | 3 | 21.706 | 20/7:20.928 |
| 15 | 3 | 21.860 | 20/7:20.660 |
| 16 | 3 | 29.481 | 19/7:07.542 |
| 17 | 3 | 22.118 | 19/7:07.068 |
| 18 | 3 | 20.481 | 19/7:04.917 |
| 19 | 3 | 21.705 | 19/7:04.229 |