| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.232 | 19/6:05.408 |
| 2 | 2 | 18.990 | 19/6:03.109 |
| 3 | 2 | 19.108 | 19/6:03.090 |
| 4 | 2 | 17.928 | 20/6:16.290 |
| 5 | 3 | 27.074 | 18/6:08.395 |
| 6 | 2 | 18.428 | 18/6:02.280 |
| 7 | 2 | 18.707 | 19/6:18.553 |
| 8 | 2 | 19.021 | 19/6:16.409 |
| 9 | 2 | 18.346 | 19/6:13.316 |
| 10 | 2 | 19.550 | 19/6:13.130 |
| 11 | 2 | 22.054 | 19/6:17.302 |
| 12 | 2 | 26.652 | 18/6:07.635 |
| 13 | 2 | 18.151 | 18/6:04.488 |
| 14 | 2 | 20.405 | 18/6:04.688 |
| 15 | 2 | 18.819 | 18/6:02.958 |
| 16 | 2 | 19.235 | 18/6:01.913 |
| 17 | 2 | 19.563 | 18/6:01.337 |
| 18 | 2 | 21.940 | 18/6:03.203 |