| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 28.458 | N/A |
| 2 | 3 | 23.986 | 20/8:04.192 |
| 3 | 2 | 24.168 | 20/8:05.921 |
| 4 | 3 | 29.649 | 19/8:15.276 |
| 5 | 3 | 24.115 | 19/8:07.089 |
| 6 | 3 | 24.440 | 19/8:03.346 |
| 7 | 3 | 23.787 | 20/8:23.917 |
| 8 | 3 | 24.190 | 20/8:21.653 |
| 9 | 2 | 24.848 | 20/8:21.517 |
| 10 | 2 | 24.014 | 20/8:19.651 |
| 11 | 3 | 28.689 | 19/8:01.852 |
| 12 | 3 | 23.459 | 20/8:24.053 |
| 13 | 3 | 23.639 | 20/8:21.849 |
| 14 | 2 | 23.745 | 20/8:20.138 |
| 15 | 3 | 25.660 | 20/8:21.271 |
| 16 | 2 | 24.906 | 20/8:21.298 |
| 17 | 3 | 28.951 | 19/8:00.984 |
| 18 | 3 | 25.751 | 19/8:01.631 |
| 19 | 3 | 28.394 | 19/8:04.849 |