| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 31.733 | N/A |
| 2 | 4 | 25.572 | 19/8:12.029 |
| 3 | 4 | 25.117 | 19/8:07.934 |
| 4 | 3 | 22.339 | 20/8:14.243 |
| 5 | 3 | 26.566 | 20/8:24.804 |
| 6 | 3 | 26.083 | 19/8:04.170 |
| 7 | 3 | 22.955 | 20/8:22.401 |
| 8 | 2 | 22.753 | 20/8:16.920 |
| 9 | 2 | 23.334 | 20/8:14.190 |
| 10 | 2 | 22.932 | 20/8:11.218 |
| 11 | 2 | 23.952 | 20/8:10.778 |
| 12 | 3 | 27.294 | 20/8:16.191 |
| 13 | 2 | 23.380 | 20/8:14.504 |
| 14 | 2 | 23.331 | 20/8:13.006 |
| 15 | 2 | 22.831 | 20/8:11.043 |
| 16 | 2 | 25.471 | 20/8:12.685 |
| 17 | 2 | 23.789 | 20/8:12.125 |
| 18 | 2 | 27.820 | 20/8:16.136 |
| 19 | 2 | 23.116 | 20/8:14.736 |
| 20 | 2 | 23.338 | 20/8:13.706 |