| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 2.003 | N/A |
| 2 | 3 | 22.495 | 20/7:09.408 |
| 3 | 3 | 21.939 | 20/7:04.126 |
| 4 | 4 | 22.082 | 20/7:03.271 |
| 5 | 4 | 23.343 | 20/7:08.833 |
| 6 | 4 | 22.076 | 20/7:07.356 |
| 7 | 4 | 21.613 | 20/7:04.905 |
| 8 | 5 | 24.325 | 20/7:10.515 |
| 9 | 4 | 21.494 | 20/7:07.999 |
| 10 | 5 | 27.901 | 20/7:19.568 |
| 11 | 4 | 21.596 | 20/7:16.844 |
| 12 | 5 | 23.433 | 20/7:17.788 |
| 13 | 5 | 26.793 | 19/7:00.638 |
| 14 | 5 | 25.722 | 19/7:04.050 |
| 15 | 5 | 29.207 | 19/7:11.456 |
| 16 | 5 | 22.279 | 19/7:09.560 |
| 17 | 5 | 23.828 | 19/7:09.644 |
| 18 | 5 | 21.608 | 19/7:07.368 |
| 19 | 5 | 21.240 | 19/7:04.977 |