| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.035 | 21/7:00.735 |
| 2 | 2 | 19.967 | 21/7:00.021 |
| 3 | 2 | 21.442 | 21/7:10.108 |
| 4 | 2 | 20.003 | 21/7:07.597 |
| 5 | 3 | 29.115 | 19/7:00.136 |
| 6 | 3 | 20.215 | 20/7:15.923 |
| 7 | 2 | 19.504 | 20/7:09.374 |
| 8 | 2 | 20.506 | 20/7:06.967 |
| 9 | 2 | 23.258 | 20/7:11.211 |
| 10 | 2 | 20.011 | 20/7:08.112 |
| 11 | 2 | 21.458 | 20/7:08.207 |
| 12 | 2 | 19.900 | 20/7:05.690 |
| 13 | 2 | 19.872 | 20/7:03.517 |
| 14 | 2 | 20.056 | 20/7:01.917 |
| 15 | 2 | 19.913 | 20/7:00.340 |
| 16 | 2 | 20.177 | 21/7:20.255 |
| 17 | 2 | 20.173 | 21/7:19.277 |
| 18 | 2 | 19.799 | 21/7:17.971 |
| 19 | 2 | 19.600 | 21/7:16.583 |
| 20 | 2 | 24.348 | 21/7:20.320 |
| 21 | 2 | 20.033 | 21/7:19.385 |