| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.777 | 20/6:15.540 |
| 2 | 1 | 17.996 | 20/6:07.730 |
| 3 | 1 | 18.581 | 20/6:09.027 |
| 4 | 1 | 18.810 | 20/6:10.820 |
| 5 | 1 | 18.372 | 20/6:10.144 |
| 6 | 1 | 18.213 | 20/6:09.163 |
| 7 | 1 | 18.441 | 20/6:09.114 |
| 8 | 1 | 18.331 | 20/6:08.802 |
| 9 | 1 | 18.435 | 20/6:08.791 |
| 10 | 1 | 18.179 | 20/6:08.270 |
| 11 | 1 | 18.259 | 20/6:07.989 |
| 12 | 1 | 19.257 | 20/6:09.418 |
| 13 | 1 | 18.290 | 20/6:09.140 |
| 14 | 1 | 18.566 | 20/6:09.296 |
| 15 | 1 | 18.374 | 20/6:09.175 |
| 16 | 1 | 18.724 | 20/6:09.506 |
| 17 | 1 | 17.952 | 20/6:08.891 |
| 18 | 1 | 21.074 | 20/6:11.812 |
| 19 | 1 | 18.361 | 20/6:11.571 |
| 20 | 1 | 19.179 | 20/6:12.171 |