| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 23.628 | N/A |
| 2 | 2 | 20.644 | 21/7:16.508 |
| 3 | 2 | 20.699 | 21/7:17.058 |
| 4 | 2 | 21.148 | 21/7:20.234 |
| 5 | 1 | 21.083 | 20/7:00.604 |
| 6 | 1 | 20.875 | 20/7:00.534 |
| 7 | 1 | 20.470 | 21/7:20.024 |
| 8 | 1 | 20.846 | 21/7:20.099 |
| 9 | 1 | 20.655 | 21/7:19.678 |
| 10 | 1 | 20.603 | 21/7:19.234 |
| 11 | 1 | 20.674 | 21/7:19.022 |
| 12 | 1 | 21.002 | 21/7:19.444 |
| 13 | 1 | 20.252 | 21/7:18.546 |
| 14 | 1 | 20.177 | 21/7:17.671 |
| 15 | 1 | 20.448 | 21/7:17.308 |
| 16 | 1 | 21.517 | 21/7:18.418 |
| 17 | 2 | 21.978 | 21/7:19.966 |
| 18 | 3 | 26.684 | 20/7:05.707 |
| 19 | 3 | 20.462 | 20/7:04.968 |
| 20 | 3 | 20.666 | 20/7:04.511 |