| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.166 | 21/6:00.486 |
| 2 | 4 | 17.003 | 22/6:15.859 |
| 3 | 1 | 17.618 | 21/6:02.509 |
| 4 | 1 | 18.828 | 21/6:10.728 |
| 5 | 1 | 17.398 | 21/6:09.654 |
| 6 | 1 | 16.549 | 21/6:05.967 |
| 7 | 1 | 18.102 | 21/6:07.992 |
| 8 | 1 | 18.775 | 21/6:11.277 |
| 9 | 1 | 17.892 | 21/6:11.772 |
| 10 | 1 | 18.444 | 21/6:13.327 |
| 11 | 1 | 17.770 | 21/6:13.313 |
| 12 | 1 | 19.199 | 21/6:15.802 |
| 13 | 1 | 17.917 | 21/6:15.837 |
| 14 | 1 | 16.929 | 21/6:14.385 |
| 15 | 1 | 18.836 | 21/6:15.796 |
| 16 | 1 | 17.534 | 21/6:15.322 |
| 17 | 1 | 18.274 | 21/6:15.818 |
| 18 | 1 | 19.610 | 21/6:17.818 |
| 19 | 1 | 21.845 | 20/6:03.883 |
| 20 | 1 | 19.223 | 20/6:04.912 |