| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.326 | N/A |
| 2 | 4 | 17.398 | 21/6:06.286 |
| 3 | 4 | 15.110 | 23/6:15.914 |
| 4 | 4 | 22.114 | 20/6:04.265 |
| 5 | 4 | 15.563 | 21/6:09.251 |
| 6 | 4 | 17.748 | 21/6:10.058 |
| 7 | 4 | 22.246 | 20/6:07.226 |
| 8 | 4 | 14.646 | 21/6:14.968 |
| 9 | 4 | 15.234 | 21/6:08.473 |
| 10 | 4 | 15.229 | 21/6:03.410 |
| 11 | 4 | 14.680 | 22/6:15.258 |
| 12 | 4 | 15.639 | 22/6:12.666 |
| 13 | 4 | 19.214 | 22/6:16.762 |
| 14 | 4 | 14.911 | 22/6:13.277 |
| 15 | 4 | 22.728 | 21/6:04.697 |
| 16 | 4 | 14.958 | 21/6:01.055 |
| 17 | 4 | 16.755 | 21/6:01.042 |
| 18 | 4 | 24.229 | 21/6:09.387 |
| 19 | 4 | 13.818 | 21/6:05.237 |
| 20 | 4 | 15.662 | 21/6:03.464 |
| 21 | 4 | 15.213 | 21/6:01.421 |