| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.370 | 20/6:07.400 |
| 2 | 2 | 19.144 | 20/6:15.140 |
| 3 | 2 | 18.376 | 20/6:12.600 |
| 4 | 2 | 18.075 | 20/6:09.825 |
| 5 | 2 | 18.244 | 20/6:08.836 |
| 6 | 2 | 18.569 | 20/6:09.260 |
| 7 | 2 | 18.768 | 20/6:10.131 |
| 8 | 2 | 18.695 | 20/6:10.602 |
| 9 | 2 | 18.162 | 20/6:09.784 |
| 10 | 2 | 19.716 | 20/6:12.238 |
| 11 | 2 | 18.487 | 20/6:12.011 |
| 12 | 2 | 17.955 | 20/6:10.935 |
| 13 | 1 | 18.078 | 20/6:10.214 |
| 14 | 2 | 20.202 | 20/6:12.630 |
| 15 | 2 | 19.368 | 20/6:13.612 |
| 16 | 2 | 18.386 | 20/6:13.244 |
| 17 | 2 | 20.421 | 20/6:15.313 |
| 18 | 2 | 17.713 | 20/6:14.143 |
| 19 | 2 | 18.119 | 20/6:13.524 |
| 20 | 2 | 17.640 | 20/6:12.488 |