| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 2.014 | N/A |
| 2 | 1 | 20.883 | 19/6:17.908 |
| 3 | 1 | 20.624 | 19/6:15.577 |
| 4 | 1 | 20.940 | 19/6:16.696 |
| 5 | 1 | 20.858 | 19/6:16.886 |
| 6 | 2 | 22.182 | 18/6:00.669 |
| 7 | 2 | 20.990 | 18/6:00.365 |
| 8 | 2 | 20.984 | 18/6:00.133 |
| 9 | 2 | 20.817 | 19/6:20.639 |
| 10 | 2 | 21.029 | 19/6:20.628 |
| 11 | 2 | 20.888 | 19/6:20.365 |
| 12 | 2 | 21.079 | 19/6:20.462 |
| 13 | 2 | 20.723 | 19/6:20.009 |
| 14 | 2 | 21.085 | 19/6:20.127 |
| 15 | 2 | 20.947 | 19/6:20.051 |
| 16 | 2 | 21.512 | 19/6:20.663 |
| 17 | 2 | 22.659 | 18/6:01.351 |
| 18 | 2 | 21.065 | 18/6:01.279 |