| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.775 | 20/6:15.500 |
| 2 | 3 | 17.765 | 20/6:05.400 |
| 3 | 2 | 19.559 | 20/6:13.993 |
| 4 | 2 | 17.806 | 20/6:09.525 |
| 5 | 2 | 17.202 | 20/6:04.428 |
| 6 | 2 | 17.093 | 20/6:00.667 |
| 7 | 2 | 19.351 | 20/6:04.431 |
| 8 | 2 | 20.192 | 20/6:09.357 |
| 9 | 2 | 21.048 | 20/6:15.091 |
| 10 | 2 | 16.953 | 20/6:11.488 |
| 11 | 2 | 16.698 | 20/6:08.076 |
| 12 | 2 | 18.969 | 20/6:09.018 |
| 13 | 2 | 17.883 | 20/6:08.145 |
| 14 | 2 | 17.505 | 20/6:06.856 |
| 15 | 2 | 16.902 | 20/6:04.935 |
| 16 | 2 | 17.173 | 20/6:03.593 |
| 17 | 2 | 17.018 | 20/6:02.226 |
| 18 | 2 | 17.346 | 20/6:01.376 |
| 19 | 2 | 17.104 | 20/6:00.360 |
| 20 | 2 | 19.712 | 20/6:02.054 |