| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.986 | 21/6:17.706 |
| 2 | 1 | 17.616 | 21/6:13.821 |
| 3 | 1 | 17.983 | 21/6:15.095 |
| 4 | 1 | 17.962 | 21/6:15.622 |
| 5 | 1 | 18.184 | 21/6:16.870 |
| 6 | 1 | 17.854 | 21/6:16.548 |
| 7 | 1 | 17.907 | 21/6:16.476 |
| 8 | 1 | 18.321 | 21/6:17.509 |
| 9 | 1 | 18.203 | 20/6:00.036 |
| 10 | 1 | 18.041 | 20/6:00.114 |
| 11 | 1 | 18.049 | 20/6:00.193 |
| 12 | 1 | 18.346 | 20/6:00.753 |
| 13 | 1 | 18.405 | 20/6:01.318 |
| 14 | 1 | 18.051 | 20/6:01.297 |
| 15 | 1 | 18.040 | 20/6:01.264 |
| 16 | 1 | 17.968 | 20/6:01.145 |
| 17 | 1 | 17.822 | 20/6:00.868 |
| 18 | 1 | 18.061 | 20/6:00.888 |
| 19 | 2 | 23.540 | 20/6:06.673 |
| 20 | 3 | 23.298 | 20/6:11.637 |