| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 15.174 | 20/5:03.480 |
| 2 | 4 | 15.290 | 20/5:04.640 |
| 3 | 4 | 15.401 | 20/5:05.767 |
| 4 | 4 | 15.297 | 20/5:05.810 |
| 5 | 4 | 15.385 | 20/5:06.188 |
| 6 | 4 | 15.388 | 20/5:06.450 |
| 7 | 4 | 15.241 | 20/5:06.217 |
| 8 | 4 | 15.399 | 20/5:06.438 |
| 9 | 4 | 15.260 | 20/5:06.300 |
| 10 | 5 | 18.071 | 20/5:11.812 |
| 11 | 5 | 15.173 | 20/5:11.053 |
| 12 | 5 | 15.820 | 20/5:11.498 |
| 13 | 5 | 15.265 | 20/5:11.022 |
| 14 | 6 | 17.139 | 20/5:13.290 |
| 15 | 6 | 15.364 | 20/5:12.889 |
| 16 | 6 | 15.408 | 20/5:12.594 |
| 17 | 6 | 15.434 | 20/5:12.364 |
| 18 | 6 | 15.235 | 20/5:11.938 |
| 19 | 6 | 16.369 | 20/5:12.751 |
| 20 | 6 | 16.052 | 20/5:13.165 |