| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.290 | N/A |
| 2 | 3 | 19.115 | 19/6:04.036 |
| 3 | 3 | 18.743 | 19/6:01.012 |
| 4 | 3 | 21.937 | 19/6:19.006 |
| 5 | 3 | 18.936 | 19/6:14.579 |
| 6 | 3 | 18.346 | 19/6:09.767 |
| 7 | 3 | 18.800 | 19/6:07.921 |
| 8 | 3 | 20.419 | 19/6:10.765 |
| 9 | 3 | 21.588 | 19/6:15.529 |
| 10 | 3 | 18.883 | 19/6:13.824 |
| 11 | 3 | 18.274 | 19/6:11.363 |
| 12 | 4 | 25.870 | 18/6:01.697 |
| 13 | 3 | 20.919 | 18/6:02.882 |
| 14 | 4 | 22.143 | 18/6:05.485 |
| 15 | 4 | 22.826 | 18/6:08.545 |
| 16 | 4 | 18.224 | 18/6:05.982 |
| 17 | 3 | 19.461 | 18/6:05.054 |
| 18 | 3 | 18.857 | 18/6:03.631 |