| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.699 | 21/6:11.679 |
| 2 | 2 | 17.797 | 21/6:12.708 |
| 3 | 3 | 20.070 | 20/6:10.440 |
| 4 | 4 | 20.748 | 19/6:02.492 |
| 5 | 3 | 18.072 | 20/6:17.544 |
| 6 | 3 | 18.580 | 20/6:16.553 |
| 7 | 3 | 19.073 | 20/6:17.254 |
| 8 | 3 | 18.659 | 20/6:16.745 |
| 9 | 4 | 19.717 | 20/6:18.700 |
| 10 | 4 | 18.407 | 20/6:17.644 |
| 11 | 3 | 17.640 | 20/6:15.385 |
| 12 | 4 | 19.221 | 20/6:16.138 |
| 13 | 4 | 19.040 | 20/6:16.497 |
| 14 | 4 | 19.572 | 20/6:17.564 |
| 15 | 4 | 19.392 | 20/6:18.249 |
| 16 | 4 | 17.340 | 20/6:16.284 |
| 17 | 4 | 17.520 | 20/6:14.761 |
| 18 | 4 | 20.310 | 20/6:16.508 |
| 19 | 4 | 18.201 | 20/6:15.851 |
| 20 | 4 | 25.481 | 20/6:22.539 |