| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 19.077 | 19/6:02.463 |
| 2 | 2 | 17.544 | 20/6:06.210 |
| 3 | 3 | 18.879 | 20/6:10.000 |
| 4 | 2 | 18.088 | 20/6:07.940 |
| 5 | 2 | 17.990 | 20/6:06.312 |
| 6 | 2 | 18.148 | 20/6:05.753 |
| 7 | 2 | 18.045 | 20/6:05.060 |
| 8 | 2 | 18.783 | 20/6:06.385 |
| 9 | 2 | 21.290 | 20/6:12.987 |
| 10 | 3 | 21.148 | 20/6:17.984 |
| 11 | 3 | 18.315 | 20/6:16.922 |
| 12 | 2 | 17.975 | 20/6:15.470 |
| 13 | 2 | 19.093 | 20/6:15.962 |
| 14 | 2 | 18.538 | 20/6:15.590 |
| 15 | 2 | 18.198 | 20/6:14.815 |
| 16 | 2 | 18.786 | 20/6:14.871 |
| 17 | 2 | 18.415 | 20/6:14.485 |
| 18 | 2 | 17.504 | 20/6:13.129 |
| 19 | 2 | 18.155 | 20/6:12.601 |
| 20 | 1 | 19.568 | 20/6:13.539 |