| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 20.163 | 18/6:02.934 |
| 2 | 5 | 22.159 | 18/6:20.898 |
| 3 | 6 | 20.085 | 18/6:14.442 |
| 4 | 7 | 22.698 | 17/6:01.696 |
| 5 | 7 | 21.736 | 17/6:03.259 |
| 6 | 7 | 19.683 | 18/6:19.572 |
| 7 | 7 | 18.576 | 18/6:13.114 |
| 8 | 7 | 25.020 | 17/6:01.505 |
| 9 | 7 | 18.422 | 18/6:17.084 |
| 10 | 7 | 18.743 | 18/6:13.113 |
| 11 | 7 | 22.394 | 18/6:15.838 |
| 12 | 7 | 18.439 | 18/6:12.177 |
| 13 | 7 | 23.930 | 18/6:16.682 |
| 14 | 7 | 18.513 | 18/6:13.578 |
| 15 | 7 | 18.714 | 18/6:11.130 |
| 16 | 6 | 18.278 | 18/6:08.497 |
| 17 | 6 | 18.996 | 18/6:06.934 |
| 18 | 6 | 18.500 | 18/6:05.049 |