| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.951 | 19/6:00.069 |
| 2 | 2 | 18.712 | 20/6:16.630 |
| 3 | 2 | 18.586 | 20/6:14.993 |
| 4 | 2 | 18.515 | 20/6:13.820 |
| 5 | 2 | 19.041 | 20/6:15.220 |
| 6 | 2 | 18.563 | 20/6:14.560 |
| 7 | 2 | 18.631 | 20/6:14.283 |
| 8 | 2 | 18.512 | 20/6:13.777 |
| 9 | 2 | 18.485 | 20/6:13.324 |
| 10 | 2 | 18.372 | 20/6:12.736 |
| 11 | 3 | 19.352 | 20/6:14.036 |
| 12 | 3 | 21.465 | 20/6:18.642 |
| 13 | 3 | 19.126 | 20/6:18.940 |
| 14 | 3 | 18.944 | 20/6:18.936 |
| 15 | 3 | 18.805 | 20/6:18.747 |
| 16 | 3 | 20.042 | 19/6:01.121 |
| 17 | 3 | 19.513 | 19/6:01.687 |
| 18 | 3 | 18.678 | 19/6:01.309 |
| 19 | 3 | 19.262 | 19/6:01.555 |