| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.237 | 20/6:04.740 |
| 2 | 2 | 17.332 | 21/6:13.475 |
| 3 | 2 | 17.558 | 21/6:11.889 |
| 4 | 1 | 17.049 | 21/6:08.424 |
| 5 | 1 | 17.399 | 21/6:07.815 |
| 6 | 2 | 18.609 | 21/6:11.644 |
| 7 | 2 | 18.275 | 21/6:13.377 |
| 8 | 2 | 17.842 | 21/6:13.540 |
| 9 | 2 | 19.468 | 21/6:17.461 |
| 10 | 2 | 18.412 | 20/6:00.362 |
| 11 | 2 | 18.836 | 20/6:01.849 |
| 12 | 2 | 17.802 | 20/6:01.365 |
| 13 | 2 | 18.022 | 20/6:01.294 |
| 14 | 2 | 18.112 | 20/6:01.361 |
| 15 | 2 | 17.600 | 20/6:00.737 |
| 16 | 2 | 17.654 | 20/6:00.259 |
| 17 | 2 | 18.008 | 20/6:00.253 |
| 18 | 2 | 19.397 | 20/6:01.791 |
| 19 | 2 | 21.155 | 20/6:05.018 |
| 20 | 4 | 24.378 | 20/6:11.145 |