| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 1.987 | N/A |
| 2 | 3 | 23.373 | 19/7:02.701 |
| 3 | 4 | 23.422 | 19/7:03.142 |
| 4 | 4 | 21.316 | 20/7:13.356 |
| 5 | 4 | 26.229 | 19/7:06.517 |
| 6 | 4 | 22.077 | 19/7:01.088 |
| 7 | 3 | 20.994 | 20/7:17.121 |
| 8 | 4 | 24.725 | 20/7:22.070 |
| 9 | 4 | 24.939 | 19/7:02.905 |
| 10 | 4 | 25.202 | 19/7:06.541 |
| 11 | 4 | 30.123 | 21/8:06.787 |
| 12 | 4 | 21.826 | 21/8:02.397 |
| 13 | 4 | 22.317 | 22/8:23.437 |
| 14 | 4 | 27.286 | 21/8:04.800 |
| 15 | 4 | 21.308 | 21/8:00.754 |
| 16 | 4 | 22.878 | 22/8:23.208 |
| 17 | 4 | 23.607 | 22/8:22.865 |
| 18 | 4 | 23.735 | 22/8:22.722 |
| 19 | 4 | 24.479 | 22/8:23.462 |
| 20 | 4 | 25.022 | 21/8:00.784 |
| 21 | 4 | 31.501 | 21/8:08.346 |