| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.395 | 20/6:07.900 |
| 2 | 1 | 18.540 | 20/6:09.350 |
| 3 | 1 | 18.347 | 20/6:08.547 |
| 4 | 1 | 18.524 | 20/6:09.030 |
| 5 | 1 | 18.859 | 20/6:10.660 |
| 6 | 1 | 19.140 | 20/6:12.683 |
| 7 | 1 | 18.873 | 20/6:13.366 |
| 8 | 1 | 18.996 | 20/6:14.185 |
| 9 | 1 | 20.273 | 20/6:17.660 |
| 10 | 2 | 24.282 | 19/6:09.035 |
| 11 | 2 | 18.985 | 19/6:08.279 |
| 12 | 2 | 18.772 | 19/6:07.311 |
| 13 | 2 | 19.286 | 19/6:07.244 |
| 14 | 2 | 18.525 | 19/6:06.153 |
| 15 | 1 | 19.274 | 19/6:06.157 |
| 16 | 1 | 18.826 | 19/6:05.628 |
| 17 | 2 | 19.544 | 19/6:05.963 |
| 18 | 2 | 18.961 | 19/6:05.647 |
| 19 | 2 | 18.862 | 19/6:05.264 |