| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.050 | N/A |
| 2 | 3 | 18.758 | 20/6:15.452 |
| 3 | 3 | 17.934 | 20/6:07.624 |
| 4 | 3 | 17.717 | 20/6:03.640 |
| 5 | 3 | 18.003 | 20/6:03.007 |
| 6 | 3 | 17.932 | 20/6:02.357 |
| 7 | 3 | 17.918 | 20/6:01.879 |
| 8 | 3 | 18.191 | 20/6:02.279 |
| 9 | 3 | 18.267 | 20/6:02.076 |
| 10 | 3 | 18.143 | 20/6:02.871 |
| 11 | 3 | 18.376 | 20/6:03.404 |
| 12 | 3 | 18.136 | 20/6:03.425 |
| 13 | 3 | 18.212 | 20/6:03.562 |
| 14 | 3 | 18.112 | 20/6:03.533 |
| 15 | 3 | 18.719 | 20/6:04.331 |
| 16 | 3 | 18.239 | 20/6:04.415 |
| 17 | 3 | 18.464 | 20/6:04.756 |
| 18 | 3 | 18.316 | 20/6:04.891 |
| 19 | 3 | 18.354 | 20/6:05.051 |
| 20 | 4 | 18.471 | 20/6:05.312 |