| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.837 | N/A |
| 2 | 1 | 20.634 | 21/7:14.517 |
| 3 | 1 | 19.428 | 21/7:02.457 |
| 4 | 1 | 19.508 | 22/7:18.827 |
| 5 | 1 | 19.157 | 22/7:15.153 |
| 6 | 1 | 20.445 | 22/7:18.359 |
| 7 | 2 | 24.088 | 21/7:12.703 |
| 8 | 2 | 23.950 | 20/7:01.407 |
| 9 | 2 | 19.174 | 21/7:17.797 |
| 10 | 2 | 21.214 | 21/7:18.721 |
| 11 | 2 | 19.913 | 21/7:16.859 |
| 12 | 2 | 23.741 | 20/7:01.272 |
| 13 | 2 | 19.225 | 21/7:19.298 |
| 14 | 2 | 20.508 | 21/7:18.737 |
| 15 | 2 | 23.312 | 20/7:01.240 |
| 16 | 2 | 22.807 | 20/7:03.502 |
| 17 | 2 | 19.811 | 20/7:01.923 |
| 18 | 2 | 25.658 | 20/7:07.065 |
| 19 | 2 | 19.693 | 20/7:05.034 |
| 20 | 2 | 27.641 | 20/7:11.744 |