| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 28.560 | N/A |
| 2 | 4 | 27.965 | 18/8:23.965 |
| 3 | 4 | 24.041 | 19/8:16.614 |
| 4 | 4 | 27.471 | 19/8:25.422 |
| 5 | 4 | 22.703 | 19/8:08.037 |
| 6 | 4 | 23.436 | 19/8:00.777 |
| 7 | 4 | 24.681 | 20/8:24.500 |
| 8 | 4 | 26.144 | 19/8:02.265 |
| 9 | 4 | 25.191 | 19/8:02.232 |
| 10 | 4 | 22.789 | 20/8:22.337 |
| 11 | 4 | 27.625 | 19/8:02.242 |
| 12 | 4 | 24.688 | 19/8:01.397 |
| 13 | 4 | 22.989 | 20/8:23.121 |
| 14 | 4 | 27.049 | 19/8:01.013 |
| 15 | 4 | 22.898 | 20/8:23.112 |
| 16 | 4 | 23.291 | 20/8:20.977 |
| 17 | 4 | 24.936 | 20/8:21.062 |
| 18 | 4 | 24.315 | 20/8:20.444 |
| 19 | 4 | 22.136 | 20/8:17.594 |
| 20 | 4 | 23.526 | 20/8:16.434 |