| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 28.643 | N/A |
| 2 | 1 | 26.698 | 18/8:02.509 |
| 3 | 1 | 26.510 | 18/8:00.911 |
| 4 | 1 | 26.878 | 18/8:02.463 |
| 5 | 1 | 26.782 | 18/8:02.832 |
| 6 | 1 | 26.375 | 18/8:01.669 |
| 7 | 1 | 26.280 | 18/8:00.624 |
| 8 | 1 | 26.294 | 19/8:26.458 |
| 9 | 1 | 26.453 | 19/8:26.250 |
| 10 | 1 | 27.696 | 18/8:01.912 |
| 11 | 1 | 26.954 | 18/8:02.407 |
| 12 | 1 | 27.010 | 18/8:02.898 |
| 13 | 1 | 26.883 | 18/8:03.128 |
| 14 | 1 | 27.248 | 18/8:03.799 |
| 15 | 1 | 26.751 | 18/8:03.771 |
| 16 | 1 | 27.442 | 18/8:04.530 |
| 17 | 1 | 26.969 | 18/8:04.692 |
| 18 | 1 | 27.225 | 18/8:05.091 |