| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 22.311 | 19/7:03.909 |
| 2 | 2 | 22.038 | 19/7:01.316 |
| 3 | 2 | 23.778 | 19/7:11.471 |
| 4 | 2 | 21.955 | 19/7:07.890 |
| 5 | 1 | 23.353 | 19/7:11.053 |
| 6 | 1 | 22.178 | 19/7:09.441 |
| 7 | 1 | 21.880 | 19/7:07.481 |
| 8 | 1 | 22.476 | 19/7:07.426 |
| 9 | 1 | 22.347 | 19/7:07.112 |
| 10 | 1 | 24.309 | 19/7:10.588 |
| 11 | 1 | 22.359 | 19/7:10.063 |
| 12 | 1 | 22.058 | 19/7:09.150 |
| 13 | 2 | 39.112 | 18/7:09.444 |
| 14 | 2 | 26.107 | 18/7:12.336 |
| 15 | 2 | 25.530 | 18/7:14.149 |
| 16 | 2 | 22.126 | 18/7:11.907 |
| 17 | 2 | 23.140 | 18/7:11.002 |
| 18 | 2 | 22.669 | 18/7:09.726 |