| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.846 | 20/6:16.920 |
| 2 | 4 | 18.154 | 20/6:10.000 |
| 3 | 3 | 18.536 | 20/6:10.240 |
| 4 | 1 | 18.566 | 20/6:10.510 |
| 5 | 2 | 19.465 | 20/6:14.268 |
| 6 | 2 | 21.115 | 19/6:03.160 |
| 7 | 2 | 19.018 | 19/6:02.900 |
| 8 | 2 | 19.955 | 19/6:04.931 |
| 9 | 2 | 18.530 | 19/6:03.502 |
| 10 | 2 | 19.064 | 19/6:03.373 |
| 11 | 2 | 19.086 | 19/6:03.306 |
| 12 | 3 | 18.339 | 19/6:02.067 |
| 13 | 2 | 18.809 | 19/6:01.706 |
| 14 | 3 | 19.248 | 19/6:01.992 |
| 15 | 3 | 19.576 | 19/6:02.656 |
| 16 | 3 | 19.299 | 19/6:02.907 |
| 17 | 4 | 24.002 | 19/6:08.385 |
| 18 | 4 | 21.819 | 19/6:10.951 |
| 19 | 4 | 22.456 | 19/6:13.883 |