| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.011 | 18/6:00.198 |
| 2 | 3 | 18.462 | 19/6:05.493 |
| 3 | 3 | 18.274 | 20/6:18.313 |
| 4 | 3 | 19.347 | 19/6:01.446 |
| 5 | 3 | 18.634 | 20/6:18.912 |
| 6 | 3 | 18.539 | 20/6:17.557 |
| 7 | 3 | 18.726 | 20/6:17.123 |
| 8 | 3 | 18.912 | 20/6:17.262 |
| 9 | 3 | 20.606 | 19/6:02.079 |
| 10 | 3 | 18.366 | 19/6:00.766 |
| 11 | 3 | 17.446 | 20/6:16.951 |
| 12 | 3 | 16.696 | 20/6:13.365 |
| 13 | 3 | 20.097 | 20/6:15.563 |
| 14 | 3 | 17.745 | 20/6:14.087 |
| 15 | 3 | 19.265 | 20/6:14.835 |
| 16 | 3 | 17.947 | 20/6:13.841 |
| 17 | 3 | 17.883 | 20/6:12.889 |
| 18 | 3 | 19.463 | 20/6:13.799 |
| 19 | 3 | 20.304 | 20/6:15.498 |
| 20 | 3 | 20.474 | 20/6:17.197 |