| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 23.671 | N/A |
| 2 | 4 | 28.502 | 18/8:28.205 |
| 3 | 5 | 25.376 | 18/8:01.634 |
| 4 | 6 | 23.304 | 19/8:06.763 |
| 5 | 4 | 22.470 | 20/8:17.018 |
| 6 | 6 | 21.799 | 20/8:05.184 |
| 7 | 6 | 23.939 | 20/8:04.072 |
| 8 | 6 | 27.007 | 20/8:11.605 |
| 9 | 7 | 22.990 | 20/8:07.715 |
| 10 | 6 | 19.606 | 21/8:21.433 |
| 11 | 6 | 19.120 | 21/8:11.897 |
| 12 | 7 | 24.133 | 21/8:13.209 |
| 13 | 7 | 22.022 | 21/8:10.784 |
| 14 | 7 | 27.542 | 21/8:17.224 |
| 15 | 7 | 23.883 | 21/8:17.518 |
| 16 | 7 | 22.105 | 21/8:15.401 |
| 17 | 7 | 23.170 | 21/8:14.881 |
| 18 | 7 | 40.164 | 20/8:09.877 |
| 19 | 7 | 19.693 | 20/8:04.764 |