| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.327 | 21/6:03.867 |
| 2 | 1 | 17.166 | 21/6:02.177 |
| 3 | 1 | 17.230 | 21/6:02.061 |
| 4 | 1 | 17.476 | 21/6:03.295 |
| 5 | 1 | 17.371 | 21/6:03.594 |
| 6 | 1 | 20.574 | 21/6:15.004 |
| 7 | 1 | 20.568 | 20/6:04.891 |
| 8 | 1 | 18.045 | 20/6:04.393 |
| 9 | 1 | 18.758 | 20/6:05.589 |
| 10 | 1 | 18.446 | 20/6:05.922 |
| 11 | 1 | 17.062 | 20/6:03.678 |
| 12 | 1 | 17.370 | 20/6:02.322 |
| 13 | 1 | 17.061 | 20/6:00.698 |
| 14 | 1 | 17.250 | 21/6:17.556 |
| 15 | 1 | 17.241 | 21/6:16.523 |
| 16 | 1 | 17.020 | 21/6:15.329 |
| 17 | 1 | 17.368 | 21/6:14.705 |
| 18 | 1 | 17.196 | 21/6:13.951 |
| 19 | 1 | 16.829 | 21/6:12.869 |
| 20 | 1 | 17.021 | 21/6:12.098 |
| 21 | 1 | 17.132 | 21/6:11.511 |