| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.779 | 21/6:13.359 |
| 2 | 3 | 17.971 | 21/6:15.375 |
| 3 | 3 | 17.360 | 21/6:11.770 |
| 4 | 4 | 23.288 | 19/6:02.890 |
| 5 | 4 | 17.864 | 20/6:17.048 |
| 6 | 3 | 17.201 | 20/6:11.543 |
| 7 | 3 | 17.267 | 20/6:07.800 |
| 8 | 3 | 17.972 | 20/6:06.755 |
| 9 | 3 | 18.143 | 20/6:06.322 |
| 10 | 3 | 16.809 | 20/6:03.308 |
| 11 | 3 | 17.129 | 20/6:01.424 |
| 12 | 4 | 17.848 | 20/6:01.052 |
| 13 | 3 | 17.190 | 21/6:17.711 |
| 14 | 3 | 17.379 | 21/6:16.800 |
| 15 | 3 | 16.977 | 21/6:15.448 |
| 16 | 3 | 16.849 | 21/6:14.097 |
| 17 | 3 | 17.516 | 21/6:13.728 |
| 18 | 3 | 17.768 | 21/6:13.695 |
| 19 | 3 | 17.525 | 21/6:13.397 |
| 20 | 3 | 18.126 | 21/6:13.759 |
| 21 | 3 | 17.648 | 21/6:13.609 |