| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.415 | 20/6:08.300 |
| 2 | 2 | 18.241 | 20/6:06.560 |
| 3 | 2 | 17.908 | 20/6:03.760 |
| 4 | 3 | 19.195 | 20/6:08.795 |
| 5 | 4 | 20.520 | 20/6:17.116 |
| 6 | 4 | 18.335 | 20/6:15.380 |
| 7 | 4 | 19.559 | 20/6:17.637 |
| 8 | 4 | 18.352 | 20/6:16.313 |
| 9 | 4 | 18.610 | 20/6:15.856 |
| 10 | 4 | 17.951 | 20/6:14.172 |
| 11 | 4 | 18.370 | 20/6:13.556 |
| 12 | 4 | 18.583 | 20/6:13.398 |
| 13 | 4 | 17.956 | 20/6:12.300 |
| 14 | 4 | 18.563 | 20/6:12.226 |
| 15 | 4 | 18.512 | 20/6:12.093 |
| 16 | 4 | 17.959 | 20/6:11.286 |
| 17 | 3 | 17.962 | 20/6:10.578 |
| 18 | 4 | 18.350 | 20/6:10.379 |
| 19 | 3 | 17.922 | 20/6:09.751 |
| 20 | 3 | 18.294 | 20/6:09.557 |