| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.791 | 17/6:10.447 |
| 2 | 2 | 23.153 | 17/6:22.024 |
| 3 | 2 | 18.401 | 18/6:20.070 |
| 4 | 2 | 17.573 | 18/6:04.131 |
| 5 | 2 | 18.933 | 19/6:19.434 |
| 6 | 2 | 21.790 | 18/6:04.923 |
| 7 | 2 | 17.893 | 19/6:18.735 |
| 8 | 2 | 18.874 | 19/6:16.219 |
| 9 | 2 | 25.732 | 18/6:08.280 |
| 10 | 2 | 21.935 | 18/6:10.935 |
| 11 | 3 | 21.234 | 18/6:11.960 |
| 12 | 2 | 18.606 | 18/6:08.873 |
| 13 | 2 | 22.417 | 18/6:11.537 |
| 14 | 2 | 19.559 | 18/6:10.146 |
| 15 | 2 | 23.610 | 18/6:13.801 |
| 16 | 3 | 23.100 | 18/6:16.426 |
| 17 | 3 | 17.627 | 18/6:12.947 |
| 18 | 3 | 22.852 | 18/6:15.080 |