| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.377 | 17/6:03.409 |
| 2 | 2 | 19.788 | 18/6:10.485 |
| 3 | 2 | 19.783 | 18/6:05.688 |
| 4 | 3 | 19.288 | 18/6:01.062 |
| 5 | 2 | 20.155 | 18/6:01.408 |
| 6 | 1 | 19.604 | 19/6:19.984 |
| 7 | 1 | 19.556 | 19/6:18.781 |
| 8 | 2 | 20.292 | 19/6:19.627 |
| 9 | 1 | 19.740 | 19/6:19.120 |
| 10 | 1 | 20.091 | 19/6:19.381 |
| 11 | 3 | 24.833 | 18/6:07.375 |
| 12 | 3 | 19.739 | 18/6:06.369 |
| 13 | 3 | 19.567 | 18/6:05.280 |
| 14 | 3 | 23.342 | 18/6:09.199 |
| 15 | 3 | 20.071 | 18/6:08.671 |
| 16 | 3 | 20.703 | 18/6:08.920 |
| 17 | 3 | 20.106 | 18/6:08.508 |
| 18 | 3 | 19.774 | 18/6:07.809 |