| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 20.294 | 18/6:05.292 |
| 2 | 5 | 19.237 | 19/6:15.544 |
| 3 | 4 | 18.383 | 19/6:06.789 |
| 4 | 5 | 18.271 | 19/6:01.879 |
| 5 | 5 | 19.134 | 19/6:02.212 |
| 6 | 5 | 19.024 | 19/6:02.086 |
| 7 | 5 | 22.284 | 19/6:10.845 |
| 8 | 5 | 20.749 | 19/6:13.768 |
| 9 | 6 | 20.052 | 19/6:14.570 |
| 10 | 6 | 18.343 | 19/6:11.965 |
| 11 | 5 | 18.749 | 19/6:10.535 |
| 12 | 5 | 20.560 | 19/6:12.210 |
| 13 | 6 | 19.563 | 19/6:12.171 |
| 14 | 5 | 19.117 | 19/6:11.531 |
| 15 | 5 | 18.687 | 19/6:10.433 |
| 16 | 5 | 18.243 | 19/6:08.944 |
| 17 | 5 | 18.510 | 19/6:07.929 |
| 18 | 5 | 20.108 | 19/6:08.714 |
| 19 | 5 | 20.674 | 19/6:09.982 |