| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.233 | 18/6:04.194 |
| 2 | 3 | 19.830 | 18/6:00.567 |
| 3 | 2 | 19.875 | 19/6:19.607 |
| 4 | 2 | 19.737 | 19/6:18.456 |
| 5 | 1 | 19.041 | 19/6:15.121 |
| 6 | 3 | 20.371 | 19/6:17.109 |
| 7 | 2 | 19.354 | 19/6:15.768 |
| 8 | 2 | 19.937 | 19/6:16.148 |
| 9 | 3 | 21.260 | 19/6:19.236 |
| 10 | 3 | 20.484 | 18/6:00.220 |
| 11 | 3 | 20.063 | 18/6:00.303 |
| 12 | 3 | 19.704 | 19/6:19.824 |
| 13 | 3 | 22.240 | 18/6:02.948 |
| 14 | 3 | 19.914 | 18/6:02.627 |
| 15 | 3 | 19.770 | 18/6:02.176 |
| 16 | 2 | 19.267 | 18/6:01.215 |
| 17 | 2 | 19.405 | 18/6:00.514 |
| 18 | 2 | 23.820 | 18/6:04.305 |