| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 20.345 | 18/6:06.210 |
| 2 | 6 | 21.270 | 18/6:14.535 |
| 3 | 3 | 19.234 | 18/6:05.094 |
| 4 | 3 | 19.890 | 18/6:03.326 |
| 5 | 2 | 19.652 | 18/6:01.408 |
| 6 | 3 | 20.757 | 18/6:03.444 |
| 7 | 3 | 21.085 | 18/6:05.742 |
| 8 | 3 | 19.998 | 18/6:05.020 |
| 9 | 2 | 21.801 | 18/6:08.064 |
| 10 | 2 | 19.473 | 18/6:06.309 |
| 11 | 2 | 19.749 | 18/6:05.325 |
| 12 | 2 | 20.914 | 18/6:06.252 |
| 13 | 3 | 23.845 | 18/6:11.095 |
| 14 | 3 | 19.447 | 18/6:09.591 |
| 15 | 3 | 21.174 | 18/6:10.361 |
| 16 | 3 | 20.075 | 18/6:09.798 |
| 17 | 3 | 19.875 | 18/6:09.089 |
| 18 | 3 | 21.017 | 18/6:09.601 |