| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.211 | 18/6:03.798 |
| 2 | 3 | 21.247 | 18/6:13.122 |
| 3 | 1 | 19.666 | 18/6:06.744 |
| 4 | 1 | 19.767 | 18/6:04.009 |
| 5 | 1 | 19.991 | 18/6:03.175 |
| 6 | 1 | 19.456 | 18/6:01.014 |
| 7 | 1 | 19.447 | 19/6:19.416 |
| 8 | 1 | 20.017 | 19/6:19.530 |
| 9 | 1 | 19.747 | 19/6:19.048 |
| 10 | 1 | 20.119 | 19/6:19.369 |
| 11 | 1 | 20.186 | 19/6:19.748 |
| 12 | 1 | 19.663 | 19/6:19.235 |
| 13 | 1 | 20.145 | 19/6:19.506 |
| 14 | 1 | 20.373 | 18/6:00.045 |
| 15 | 1 | 22.592 | 18/6:03.152 |
| 16 | 1 | 20.872 | 18/6:03.936 |
| 17 | 1 | 19.559 | 18/6:03.238 |
| 18 | 1 | 20.474 | 18/6:03.532 |