| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.932 | N/A |
| 2 | 2 | 18.190 | 20/6:05.542 |
| 3 | 2 | 17.571 | 21/6:17.542 |
| 4 | 2 | 19.039 | 20/6:06.998 |
| 5 | 2 | 17.913 | 20/6:05.318 |
| 6 | 1 | 18.505 | 20/6:06.560 |
| 7 | 1 | 18.691 | 20/6:07.977 |
| 8 | 2 | 18.605 | 20/6:08.755 |
| 9 | 2 | 17.736 | 20/6:07.275 |
| 10 | 2 | 17.399 | 20/6:05.413 |
| 11 | 2 | 18.470 | 20/6:05.958 |
| 12 | 2 | 18.405 | 20/6:06.291 |
| 13 | 2 | 17.653 | 20/6:05.378 |
| 14 | 2 | 17.612 | 20/6:04.546 |
| 15 | 2 | 18.028 | 20/6:04.397 |
| 16 | 2 | 18.971 | 20/6:05.463 |
| 17 | 2 | 17.907 | 20/6:05.132 |
| 18 | 2 | 17.707 | 20/6:04.616 |
| 19 | 2 | 18.105 | 20/6:04.578 |
| 20 | 2 | 18.315 | 20/6:04.754 |