| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.197 | 20/6:03.940 |
| 2 | 4 | 19.221 | 20/6:14.180 |
| 3 | 4 | 20.168 | 19/6:04.711 |
| 4 | 3 | 20.444 | 19/6:10.642 |
| 5 | 3 | 17.895 | 19/6:04.515 |
| 6 | 3 | 18.562 | 19/6:02.542 |
| 7 | 3 | 18.937 | 19/6:02.151 |
| 8 | 3 | 18.877 | 19/6:01.715 |
| 9 | 3 | 17.702 | 20/6:17.784 |
| 10 | 3 | 18.674 | 20/6:17.354 |
| 11 | 3 | 19.639 | 20/6:18.756 |
| 12 | 3 | 18.453 | 20/6:17.948 |
| 13 | 3 | 18.353 | 20/6:17.111 |
| 14 | 3 | 19.507 | 20/6:18.041 |
| 15 | 3 | 19.558 | 20/6:18.916 |
| 16 | 3 | 20.865 | 19/6:02.249 |
| 17 | 4 | 19.956 | 19/6:03.244 |
| 18 | 3 | 18.472 | 19/6:02.562 |
| 19 | 4 | 20.339 | 19/6:03.819 |