| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 16.776 | 18/5:01.968 |
| 2 | 1 | 16.309 | 19/5:14.308 |
| 3 | 1 | 17.532 | 18/5:03.702 |
| 4 | 1 | 16.392 | 18/5:01.541 |
| 5 | 1 | 16.256 | 19/5:16.407 |
| 6 | 1 | 16.067 | 19/5:14.551 |
| 7 | 1 | 19.391 | 18/5:05.288 |
| 8 | 2 | 19.119 | 18/5:10.144 |
| 9 | 3 | 17.706 | 18/5:11.096 |
| 10 | 3 | 15.741 | 18/5:08.320 |
| 11 | 3 | 16.972 | 18/5:08.063 |
| 12 | 3 | 16.502 | 18/5:07.144 |
| 13 | 3 | 16.681 | 18/5:06.615 |
| 14 | 3 | 19.217 | 18/5:09.421 |
| 15 | 3 | 16.973 | 18/5:09.161 |
| 16 | 4 | 21.458 | 18/5:13.978 |
| 17 | 4 | 16.969 | 18/5:13.476 |
| 18 | 4 | 17.241 | 18/5:13.302 |