| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.756 | 21/6:12.876 |
| 2 | 1 | 17.831 | 21/6:13.664 |
| 3 | 1 | 17.883 | 21/6:14.290 |
| 4 | 1 | 17.128 | 21/6:10.639 |
| 5 | 1 | 17.486 | 21/6:09.953 |
| 6 | 1 | 17.807 | 21/6:10.619 |
| 7 | 1 | 17.780 | 21/6:11.013 |
| 8 | 1 | 17.532 | 21/6:10.658 |
| 9 | 1 | 18.083 | 21/6:11.667 |
| 10 | 1 | 19.033 | 21/6:14.470 |
| 11 | 1 | 17.593 | 21/6:14.014 |
| 12 | 1 | 19.201 | 21/6:16.448 |
| 13 | 1 | 17.661 | 21/6:16.020 |
| 14 | 1 | 19.504 | 20/6:00.397 |
| 15 | 1 | 17.657 | 21/6:17.909 |
| 16 | 1 | 17.727 | 21/6:17.556 |
| 17 | 1 | 17.646 | 21/6:17.145 |
| 18 | 1 | 21.152 | 20/6:02.733 |
| 19 | 1 | 17.583 | 20/6:02.151 |
| 20 | 1 | 17.673 | 20/6:01.716 |