| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 0.987 | N/A |
| 2 | 1 | 18.060 | 21/6:02.187 |
| 3 | 1 | 18.889 | 21/6:10.477 |
| 4 | 1 | 19.318 | 21/6:16.100 |
| 5 | 1 | 19.145 | 21/6:18.047 |
| 6 | 1 | 18.615 | 21/6:17.095 |
| 7 | 1 | 18.742 | 21/6:16.883 |
| 8 | 1 | 19.458 | 21/6:18.778 |
| 9 | 1 | 23.858 | 20/6:11.688 |
| 10 | 1 | 21.546 | 20/6:15.985 |
| 11 | 1 | 25.492 | 19/6:06.608 |
| 12 | 1 | 18.976 | 19/6:04.421 |
| 13 | 1 | 18.609 | 19/6:02.049 |
| 14 | 1 | 18.592 | 19/6:00.017 |
| 15 | 1 | 21.815 | 19/6:02.420 |
| 16 | 1 | 18.728 | 19/6:00.798 |
| 17 | 1 | 18.711 | 20/6:19.269 |
| 18 | 1 | 19.374 | 20/6:18.671 |
| 19 | 1 | 19.345 | 20/6:18.108 |
| 20 | 1 | 19.343 | 20/6:17.603 |