| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.623 | 21/7:13.083 |
| 2 | 3 | 21.664 | 20/7:02.870 |
| 3 | 3 | 20.876 | 20/7:01.087 |
| 4 | 5 | 32.647 | 18/7:11.145 |
| 5 | 5 | 20.160 | 19/7:20.686 |
| 6 | 4 | 23.081 | 19/7:20.328 |
| 7 | 4 | 22.197 | 19/7:17.673 |
| 8 | 4 | 19.746 | 19/7:09.861 |
| 9 | 4 | 21.602 | 19/7:07.703 |
| 10 | 3 | 20.566 | 19/7:04.008 |
| 11 | 4 | 21.758 | 19/7:03.044 |
| 12 | 5 | 23.986 | 19/7:05.768 |
| 13 | 5 | 24.199 | 19/7:08.384 |
| 14 | 5 | 22.949 | 19/7:08.930 |
| 15 | 5 | 21.426 | 19/7:07.475 |
| 16 | 5 | 20.883 | 19/7:05.556 |
| 17 | 5 | 26.320 | 19/7:09.940 |
| 18 | 5 | 22.462 | 19/7:09.764 |
| 19 | 5 | 32.602 | 19/7:19.747 |