| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.894 | N/A |
| 2 | 2 | 17.258 | 21/6:04.054 |
| 3 | 2 | 17.102 | 21/6:02.494 |
| 4 | 2 | 17.470 | 21/6:04.427 |
| 5 | 2 | 17.638 | 21/6:06.234 |
| 6 | 2 | 17.823 | 21/6:08.058 |
| 7 | 2 | 17.467 | 21/6:08.087 |
| 8 | 2 | 17.474 | 21/6:08.128 |
| 9 | 2 | 17.960 | 21/6:09.374 |
| 10 | 2 | 18.012 | 21/6:10.458 |
| 11 | 2 | 17.799 | 21/6:10.009 |
| 12 | 2 | 17.802 | 21/6:11.266 |
| 13 | 2 | 17.323 | 21/6:10.774 |
| 14 | 2 | 17.509 | 21/6:10.643 |
| 15 | 2 | 17.916 | 21/6:11.112 |
| 16 | 2 | 18.135 | 21/6:11.811 |
| 17 | 2 | 17.611 | 21/6:11.767 |
| 18 | 2 | 17.392 | 21/6:11.471 |
| 19 | 2 | 18.206 | 21/6:12.112 |
| 20 | 2 | 18.174 | 21/6:12.652 |
| 21 | 2 | 17.673 | 21/6:12.638 |