| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.331 | 22/7:05.282 |
| 2 | 4 | 21.502 | 21/7:08.746 |
| 3 | 4 | 20.037 | 21/7:06.090 |
| 4 | 4 | 20.066 | 21/7:04.914 |
| 5 | 4 | 23.936 | 21/7:20.462 |
| 6 | 4 | 21.363 | 20/7:00.783 |
| 7 | 4 | 20.865 | 20/7:00.286 |
| 8 | 4 | 25.112 | 20/7:10.530 |
| 9 | 4 | 19.194 | 20/7:05.347 |
| 10 | 4 | 20.501 | 20/7:03.814 |
| 11 | 4 | 19.294 | 20/7:00.365 |
| 12 | 4 | 23.267 | 20/7:04.113 |
| 13 | 4 | 21.643 | 20/7:04.786 |
| 14 | 4 | 19.562 | 20/7:02.390 |
| 15 | 4 | 19.570 | 20/7:00.324 |
| 16 | 4 | 20.067 | 21/7:20.094 |
| 17 | 4 | 22.851 | 20/7:01.366 |
| 18 | 4 | 20.420 | 20/7:00.646 |
| 19 | 4 | 20.732 | 20/7:00.329 |
| 20 | 4 | 19.403 | 21/7:19.652 |
| 21 | 4 | 19.550 | 21/7:18.266 |