| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.621 | 20/6:12.420 |
| 2 | 1 | 18.538 | 20/6:11.590 |
| 3 | 1 | 18.557 | 20/6:11.440 |
| 4 | 1 | 18.003 | 20/6:08.595 |
| 5 | 1 | 18.164 | 20/6:07.532 |
| 6 | 1 | 17.895 | 20/6:05.927 |
| 7 | 1 | 17.898 | 20/6:04.789 |
| 8 | 1 | 18.095 | 20/6:04.427 |
| 9 | 1 | 18.397 | 20/6:04.818 |
| 10 | 1 | 17.838 | 20/6:04.012 |
| 11 | 1 | 18.242 | 20/6:04.087 |
| 12 | 1 | 18.886 | 20/6:05.223 |
| 13 | 1 | 18.477 | 20/6:05.555 |
| 14 | 1 | 18.117 | 20/6:05.326 |
| 15 | 1 | 18.154 | 20/6:05.176 |
| 16 | 1 | 18.112 | 20/6:04.992 |
| 17 | 1 | 18.096 | 20/6:04.812 |
| 18 | 1 | 18.028 | 20/6:04.576 |
| 19 | 1 | 18.069 | 20/6:04.407 |
| 20 | 1 | 18.935 | 20/6:05.122 |