| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.553 | N/A |
| 2 | 3 | 18.124 | 20/6:01.909 |
| 3 | 4 | 20.309 | 19/6:03.045 |
| 4 | 3 | 17.913 | 20/6:14.411 |
| 5 | 4 | 20.705 | 19/6:04.282 |
| 6 | 4 | 19.271 | 19/6:04.312 |
| 7 | 4 | 17.955 | 19/6:00.384 |
| 8 | 4 | 18.226 | 20/6:17.204 |
| 9 | 4 | 18.813 | 20/6:16.928 |
| 10 | 3 | 18.895 | 20/6:16.887 |
| 11 | 3 | 18.813 | 20/6:16.698 |
| 12 | 3 | 18.111 | 20/6:15.331 |
| 13 | 3 | 18.260 | 20/6:14.428 |
| 14 | 3 | 18.489 | 20/6:13.998 |
| 15 | 3 | 18.253 | 20/6:13.310 |
| 16 | 3 | 18.384 | 20/6:12.879 |
| 17 | 3 | 18.446 | 20/6:12.576 |
| 18 | 3 | 19.861 | 20/6:13.890 |
| 19 | 3 | 21.955 | 20/6:17.268 |
| 20 | 3 | 19.283 | 20/6:17.619 |