| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.965 | 19/6:00.335 |
| 2 | 2 | 18.902 | 20/6:18.670 |
| 3 | 3 | 19.585 | 19/6:03.863 |
| 4 | 3 | 18.579 | 19/6:01.147 |
| 5 | 3 | 18.090 | 20/6:16.484 |
| 6 | 3 | 18.413 | 20/6:15.113 |
| 7 | 2 | 18.274 | 20/6:13.737 |
| 8 | 2 | 18.561 | 20/6:13.423 |
| 9 | 2 | 18.186 | 20/6:12.344 |
| 10 | 2 | 18.996 | 20/6:13.102 |
| 11 | 2 | 18.407 | 20/6:12.651 |
| 12 | 2 | 18.417 | 20/6:12.292 |
| 13 | 2 | 18.406 | 20/6:11.971 |
| 14 | 3 | 19.059 | 20/6:12.629 |
| 15 | 2 | 17.980 | 20/6:11.760 |
| 16 | 2 | 18.045 | 20/6:11.081 |
| 17 | 2 | 19.234 | 20/6:11.881 |
| 18 | 2 | 18.249 | 20/6:11.498 |
| 19 | 3 | 18.814 | 20/6:11.749 |
| 20 | 4 | 18.464 | 20/6:11.626 |