| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 22.729 | N/A |
| 2 | 3 | 17.561 | 21/6:13.949 |
| 3 | 2 | 16.676 | 21/6:05.099 |
| 4 | 2 | 18.920 | 21/6:17.109 |
| 5 | 2 | 18.053 | 20/6:00.976 |
| 6 | 5 | 21.571 | 20/6:15.296 |
| 7 | 3 | 19.426 | 23/7:14.154 |
| 8 | 4 | 18.162 | 23/7:12.460 |
| 9 | 4 | 17.448 | 23/7:09.225 |
| 10 | 4 | 19.247 | 23/7:11.107 |
| 11 | 5 | 17.282 | 23/7:08.290 |
| 12 | 4 | 16.874 | 23/7:05.169 |
| 13 | 6 | 17.559 | 23/7:03.823 |
| 14 | 4 | 22.402 | 23/7:10.881 |
| 15 | 5 | 17.427 | 23/7:09.113 |
| 16 | 4 | 17.918 | 23/7:08.300 |
| 17 | 4 | 17.288 | 23/7:06.723 |
| 18 | 4 | 17.395 | 23/7:05.470 |
| 19 | 4 | 17.355 | 23/7:04.307 |
| 20 | 4 | 16.747 | 23/7:02.562 |