| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.234 | 20/6:04.680 |
| 2 | 1 | 18.666 | 20/6:09.000 |
| 3 | 1 | 18.532 | 20/6:09.547 |
| 4 | 1 | 19.059 | 20/6:12.455 |
| 5 | 1 | 18.296 | 20/6:11.148 |
| 6 | 1 | 18.265 | 20/6:10.173 |
| 7 | 1 | 18.244 | 20/6:09.417 |
| 8 | 1 | 18.184 | 20/6:08.700 |
| 9 | 1 | 18.933 | 20/6:09.807 |
| 10 | 1 | 18.756 | 20/6:10.338 |
| 11 | 1 | 18.333 | 20/6:10.004 |
| 12 | 1 | 18.651 | 20/6:10.255 |
| 13 | 1 | 18.180 | 20/6:09.743 |
| 14 | 1 | 18.046 | 20/6:09.113 |
| 15 | 1 | 17.879 | 20/6:08.344 |
| 16 | 1 | 18.598 | 20/6:08.570 |
| 17 | 2 | 26.446 | 20/6:18.002 |
| 18 | 2 | 17.929 | 20/6:16.923 |
| 19 | 2 | 19.156 | 20/6:17.249 |