| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.145 | 20/6:02.900 |
| 2 | 2 | 18.287 | 20/6:04.320 |
| 3 | 4 | 24.199 | 18/6:03.786 |
| 4 | 3 | 16.991 | 19/6:08.704 |
| 5 | 3 | 16.907 | 20/6:18.116 |
| 6 | 3 | 17.727 | 20/6:14.187 |
| 7 | 2 | 18.614 | 20/6:13.914 |
| 8 | 2 | 17.249 | 20/6:10.298 |
| 9 | 2 | 17.580 | 20/6:08.220 |
| 10 | 2 | 17.985 | 20/6:07.368 |
| 11 | 2 | 18.552 | 20/6:07.702 |
| 12 | 2 | 17.031 | 20/6:05.445 |
| 13 | 2 | 17.732 | 20/6:04.614 |
| 14 | 2 | 17.591 | 20/6:03.700 |
| 15 | 2 | 17.315 | 20/6:02.540 |
| 16 | 2 | 24.840 | 20/6:10.931 |
| 17 | 2 | 19.503 | 20/6:12.056 |
| 18 | 3 | 25.331 | 19/6:00.556 |
| 19 | 2 | 17.604 | 20/6:18.087 |
| 20 | 2 | 17.638 | 20/6:16.821 |