| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.694 | 17/6:08.798 |
| 2 | 4 | 20.263 | 18/6:17.613 |
| 3 | 4 | 20.189 | 18/6:12.876 |
| 4 | 4 | 25.747 | 17/6:13.545 |
| 5 | 4 | 19.684 | 17/6:05.762 |
| 6 | 4 | 20.743 | 17/6:03.573 |
| 7 | 4 | 19.900 | 18/6:21.137 |
| 8 | 4 | 19.628 | 18/6:17.658 |
| 9 | 4 | 19.999 | 18/6:15.694 |
| 10 | 4 | 22.383 | 18/6:18.414 |
| 11 | 4 | 22.540 | 18/6:20.896 |
| 12 | 4 | 21.076 | 18/6:20.769 |
| 13 | 4 | 20.716 | 18/6:20.163 |
| 14 | 4 | 20.213 | 18/6:18.996 |
| 15 | 4 | 20.154 | 18/6:17.915 |
| 16 | 4 | 19.361 | 18/6:16.076 |
| 17 | 4 | 21.984 | 18/6:17.231 |
| 18 | 4 | 20.445 | 18/6:16.719 |