| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.869 | N/A |
| 2 | 2 | 17.870 | 21/6:16.269 |
| 3 | 3 | 18.742 | 20/6:06.683 |
| 4 | 4 | 18.863 | 20/6:10.210 |
| 5 | 4 | 18.442 | 20/6:09.974 |
| 6 | 4 | 18.425 | 20/6:09.768 |
| 7 | 4 | 18.941 | 20/6:11.265 |
| 8 | 4 | 18.156 | 20/6:10.203 |
| 9 | 4 | 18.828 | 20/6:11.003 |
| 10 | 4 | 18.539 | 20/6:11.015 |
| 11 | 4 | 19.138 | 20/6:12.162 |
| 12 | 4 | 18.254 | 20/6:11.574 |
| 13 | 4 | 19.429 | 20/6:12.945 |
| 14 | 4 | 18.989 | 20/6:13.461 |
| 15 | 4 | 18.761 | 20/6:13.594 |
| 16 | 4 | 18.673 | 20/6:13.599 |
| 17 | 4 | 18.534 | 20/6:13.437 |
| 18 | 4 | 20.306 | 20/6:15.275 |
| 19 | 4 | 18.920 | 20/6:15.446 |
| 20 | 4 | 18.322 | 20/6:15.001 |