| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.697 | 21/6:11.637 |
| 2 | 3 | 17.850 | 21/6:13.243 |
| 3 | 4 | 17.785 | 21/6:13.324 |
| 4 | 3 | 17.850 | 21/6:13.705 |
| 5 | 2 | 18.168 | 21/6:15.270 |
| 6 | 2 | 17.926 | 21/6:15.466 |
| 7 | 2 | 17.839 | 21/6:15.345 |
| 8 | 2 | 17.346 | 21/6:13.960 |
| 9 | 3 | 22.291 | 20/6:06.116 |
| 10 | 3 | 22.221 | 20/6:13.946 |
| 11 | 4 | 18.924 | 20/6:14.358 |
| 12 | 4 | 19.149 | 20/6:15.077 |
| 13 | 4 | 17.939 | 20/6:13.823 |
| 14 | 4 | 19.001 | 20/6:14.266 |
| 15 | 4 | 17.910 | 20/6:13.195 |
| 16 | 3 | 17.569 | 20/6:11.831 |
| 17 | 3 | 17.369 | 20/6:10.393 |
| 18 | 3 | 17.384 | 20/6:09.131 |
| 19 | 3 | 17.201 | 20/6:07.809 |
| 20 | 3 | 17.404 | 20/6:06.823 |