| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.519 | N/A |
| 2 | 3 | 25.650 | 19/8:02.219 |
| 3 | 3 | 25.997 | 19/8:05.342 |
| 4 | 3 | 24.931 | 20/8:25.513 |
| 5 | 2 | 25.056 | 20/8:23.280 |
| 6 | 3 | 27.875 | 19/8:06.751 |
| 7 | 3 | 23.790 | 19/8:00.416 |
| 8 | 3 | 24.749 | 20/8:23.792 |
| 9 | 3 | 24.960 | 20/8:22.663 |
| 10 | 3 | 24.978 | 20/8:21.822 |
| 11 | 3 | 25.180 | 20/8:21.534 |
| 12 | 3 | 24.522 | 20/8:20.161 |
| 13 | 3 | 38.070 | 19/8:14.156 |
| 14 | 3 | 25.002 | 19/8:12.340 |
| 15 | 3 | 27.639 | 19/8:14.174 |
| 16 | 3 | 24.660 | 19/8:12.189 |
| 17 | 3 | 25.654 | 19/8:11.571 |
| 18 | 3 | 26.142 | 19/8:11.541 |
| 19 | 3 | 27.913 | 19/8:13.287 |