| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.894 | 21/6:15.774 |
| 2 | 3 | 19.188 | 20/6:10.820 |
| 3 | 2 | 18.754 | 20/6:12.240 |
| 4 | 2 | 18.656 | 20/6:12.460 |
| 5 | 1 | 18.767 | 20/6:13.036 |
| 6 | 1 | 19.693 | 20/6:16.507 |
| 7 | 1 | 20.164 | 19/6:01.315 |
| 8 | 1 | 18.338 | 20/6:18.635 |
| 9 | 1 | 20.369 | 19/6:02.737 |
| 10 | 1 | 19.791 | 19/6:04.067 |
| 11 | 1 | 20.773 | 19/6:06.850 |
| 12 | 2 | 19.075 | 19/6:06.481 |
| 13 | 2 | 19.223 | 19/6:06.386 |
| 14 | 2 | 19.101 | 19/6:06.138 |
| 15 | 1 | 19.156 | 19/6:05.993 |
| 16 | 2 | 20.666 | 19/6:07.659 |
| 17 | 2 | 20.373 | 19/6:08.802 |
| 18 | 2 | 19.555 | 19/6:08.955 |
| 19 | 2 | 18.906 | 19/6:08.442 |