| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.264 | 18/6:04.752 |
| 2 | 3 | 20.007 | 18/6:02.439 |
| 3 | 5 | 20.595 | 18/6:05.196 |
| 4 | 5 | 19.243 | 18/6:00.490 |
| 5 | 5 | 19.280 | 19/6:17.678 |
| 6 | 5 | 19.852 | 19/6:17.596 |
| 7 | 4 | 18.916 | 19/6:14.998 |
| 8 | 4 | 20.200 | 19/6:16.098 |
| 9 | 3 | 19.746 | 19/6:15.995 |
| 10 | 4 | 25.884 | 18/6:07.177 |
| 11 | 4 | 20.039 | 18/6:06.588 |
| 12 | 4 | 20.307 | 18/6:06.500 |
| 13 | 4 | 20.210 | 18/6:06.290 |
| 14 | 5 | 21.044 | 18/6:07.183 |
| 15 | 5 | 21.546 | 18/6:08.560 |
| 16 | 5 | 20.028 | 18/6:08.056 |
| 17 | 5 | 20.312 | 18/6:07.913 |
| 18 | 5 | 20.628 | 18/6:08.101 |