| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 5.478 | N/A |
| 2 | 1 | 19.853 | 19/6:02.832 |
| 3 | 1 | 19.833 | 19/6:02.652 |
| 4 | 1 | 19.852 | 19/6:02.706 |
| 5 | 1 | 18.919 | 20/6:18.148 |
| 6 | 1 | 19.218 | 20/6:16.643 |
| 7 | 1 | 19.043 | 20/6:15.085 |
| 8 | 1 | 19.395 | 20/6:14.927 |
| 9 | 2 | 20.231 | 20/6:16.795 |
| 10 | 1 | 19.280 | 20/6:16.239 |
| 11 | 1 | 19.684 | 20/6:16.563 |
| 12 | 1 | 19.420 | 20/6:16.371 |
| 13 | 1 | 19.707 | 20/6:16.666 |
| 14 | 1 | 19.427 | 20/6:16.507 |
| 15 | 1 | 20.608 | 20/6:17.973 |
| 16 | 1 | 19.835 | 20/6:18.264 |
| 17 | 1 | 19.255 | 20/6:17.830 |
| 18 | 1 | 19.804 | 20/6:18.061 |
| 19 | 1 | 21.160 | 19/6:00.002 |