| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.673 | 21/6:11.133 |
| 2 | 1 | 16.813 | 21/6:02.103 |
| 3 | 1 | 18.011 | 21/6:07.479 |
| 4 | 1 | 18.951 | 21/6:15.102 |
| 5 | 1 | 17.196 | 21/6:12.305 |
| 6 | 1 | 16.780 | 21/6:08.984 |
| 7 | 1 | 16.920 | 21/6:07.032 |
| 8 | 1 | 17.011 | 21/6:05.807 |
| 9 | 1 | 19.197 | 21/6:09.955 |
| 10 | 1 | 17.715 | 21/6:10.161 |
| 11 | 1 | 16.919 | 21/6:08.810 |
| 12 | 1 | 18.313 | 21/6:10.123 |
| 13 | 1 | 17.335 | 21/6:09.655 |
| 14 | 1 | 17.171 | 21/6:09.008 |
| 15 | 2 | 17.509 | 21/6:08.920 |
| 16 | 1 | 17.111 | 21/6:08.320 |
| 17 | 1 | 16.995 | 21/6:07.648 |
| 18 | 1 | 17.335 | 21/6:07.447 |
| 19 | 2 | 21.230 | 21/6:11.573 |
| 20 | 1 | 18.159 | 21/6:12.061 |
| 21 | 2 | 20.046 | 21/6:14.390 |