| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.543 | N/A |
| 2 | 4 | 20.419 | 21/7:09.923 |
| 3 | 4 | 20.139 | 21/7:07.123 |
| 4 | 4 | 19.097 | 22/7:19.128 |
| 5 | 4 | 26.036 | 20/7:08.575 |
| 6 | 4 | 21.053 | 20/7:07.170 |
| 7 | 4 | 19.129 | 20/7:00.140 |
| 8 | 4 | 19.777 | 21/7:17.685 |
| 9 | 4 | 20.195 | 21/7:16.155 |
| 10 | 4 | 29.611 | 20/7:14.172 |
| 11 | 4 | 23.451 | 20/7:17.466 |
| 12 | 4 | 19.522 | 20/7:13.374 |
| 13 | 4 | 19.724 | 20/7:10.285 |
| 14 | 4 | 18.023 | 20/7:05.184 |
| 15 | 4 | 22.247 | 20/7:06.545 |
| 16 | 4 | 19.168 | 20/7:03.824 |
| 17 | 4 | 20.614 | 20/7:03.161 |
| 18 | 4 | 20.173 | 20/7:02.083 |
| 19 | 4 | 28.039 | 20/7:09.427 |
| 20 | 4 | 21.433 | 20/7:09.393 |