| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.240 | 19/6:05.560 |
| 2 | 1 | 18.339 | 20/6:15.790 |
| 3 | 1 | 19.204 | 20/6:18.553 |
| 4 | 2 | 18.998 | 20/6:18.905 |
| 5 | 1 | 19.468 | 19/6:01.946 |
| 6 | 1 | 18.433 | 20/6:18.940 |
| 7 | 1 | 18.063 | 20/6:16.414 |
| 8 | 1 | 20.759 | 19/6:02.197 |
| 9 | 1 | 18.820 | 19/6:01.684 |
| 10 | 1 | 20.116 | 19/6:03.736 |
| 11 | 1 | 19.557 | 19/6:04.449 |
| 12 | 1 | 18.688 | 19/6:03.668 |
| 13 | 1 | 19.050 | 19/6:03.536 |
| 14 | 1 | 19.273 | 19/6:03.725 |
| 15 | 1 | 19.170 | 19/6:03.759 |
| 16 | 1 | 19.969 | 19/6:04.737 |
| 17 | 1 | 18.735 | 19/6:04.221 |
| 18 | 1 | 18.057 | 19/6:03.047 |
| 19 | 1 | 18.671 | 19/6:02.610 |