| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.862 | 21/6:15.102 |
| 2 | 1 | 18.137 | 21/6:17.989 |
| 3 | 1 | 18.169 | 20/6:01.120 |
| 4 | 1 | 18.072 | 20/6:01.200 |
| 5 | 1 | 18.675 | 20/6:03.660 |
| 6 | 1 | 18.297 | 20/6:04.040 |
| 7 | 1 | 18.586 | 20/6:05.137 |
| 8 | 1 | 18.498 | 20/6:05.740 |
| 9 | 1 | 18.066 | 20/6:05.249 |
| 10 | 1 | 17.937 | 20/6:04.598 |
| 11 | 1 | 17.653 | 20/6:03.549 |
| 12 | 1 | 18.368 | 20/6:03.867 |
| 13 | 1 | 18.009 | 20/6:03.583 |
| 14 | 1 | 17.625 | 20/6:02.791 |
| 15 | 1 | 18.347 | 20/6:03.068 |
| 16 | 1 | 20.020 | 20/6:05.401 |
| 17 | 1 | 17.865 | 20/6:04.925 |
| 18 | 1 | 18.811 | 20/6:05.552 |
| 19 | 1 | 17.691 | 20/6:04.935 |
| 20 | 1 | 18.010 | 20/6:04.698 |