| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 22.036 | N/A |
| 2 | 5 | 17.895 | 20/6:02.041 |
| 3 | 4 | 17.539 | 21/6:16.376 |
| 4 | 3 | 17.926 | 21/6:17.769 |
| 5 | 3 | 17.661 | 21/6:17.141 |
| 6 | 3 | 17.828 | 21/6:17.432 |
| 7 | 3 | 17.610 | 21/6:16.899 |
| 8 | 3 | 18.021 | 21/6:17.693 |
| 9 | 3 | 17.859 | 20/6:00.091 |
| 10 | 3 | 17.385 | 21/6:16.978 |
| 11 | 3 | 21.204 | 20/6:05.799 |
| 12 | 3 | 17.836 | 20/6:05.355 |
| 13 | 3 | 18.086 | 20/6:05.381 |
| 14 | 3 | 18.475 | 20/6:05.972 |
| 15 | 3 | 21.762 | 20/6:10.939 |
| 16 | 3 | 17.588 | 20/6:09.957 |
| 17 | 3 | 17.688 | 20/6:09.217 |
| 18 | 3 | 19.168 | 20/6:10.217 |
| 19 | 3 | 18.446 | 20/6:10.345 |
| 20 | 3 | 19.743 | 20/6:11.756 |