| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.975 | N/A |
| 2 | 3 | 17.549 | 21/6:09.955 |
| 3 | 2 | 17.969 | 21/6:14.155 |
| 4 | 2 | 18.122 | 21/6:16.575 |
| 5 | 3 | 17.921 | 21/6:16.078 |
| 6 | 3 | 17.252 | 21/6:14.227 |
| 7 | 3 | 17.588 | 21/6:13.645 |
| 8 | 3 | 20.058 | 20/6:02.220 |
| 9 | 3 | 17.498 | 20/6:00.872 |
| 10 | 3 | 17.446 | 21/6:17.648 |
| 11 | 3 | 17.120 | 21/6:16.021 |
| 12 | 3 | 17.167 | 21/6:14.775 |
| 13 | 3 | 21.457 | 20/6:02.791 |
| 14 | 3 | 18.280 | 20/6:03.060 |
| 15 | 3 | 18.346 | 20/6:03.381 |
| 16 | 3 | 17.931 | 20/6:03.133 |
| 17 | 3 | 17.643 | 20/6:02.574 |
| 18 | 3 | 17.655 | 20/6:02.094 |
| 19 | 3 | 17.696 | 20/6:01.711 |
| 20 | 3 | 18.490 | 20/6:02.163 |