| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 20.629 | N/A |
| 2 | 5 | 17.450 | 21/6:09.629 |
| 3 | 5 | 16.367 | 22/6:15.707 |
| 4 | 4 | 17.728 | 21/6:04.262 |
| 5 | 3 | 17.408 | 21/6:05.394 |
| 6 | 3 | 17.089 | 21/6:04.797 |
| 7 | 3 | 17.849 | 21/6:06.932 |
| 8 | 3 | 16.692 | 21/6:05.151 |
| 9 | 3 | 17.367 | 21/6:05.504 |
| 10 | 3 | 18.067 | 21/6:07.333 |
| 11 | 3 | 17.800 | 21/6:08.263 |
| 12 | 3 | 16.746 | 21/6:07.107 |
| 13 | 3 | 16.612 | 21/6:05.920 |
| 14 | 3 | 16.203 | 21/6:04.287 |
| 15 | 3 | 17.106 | 21/6:04.177 |
| 16 | 3 | 18.310 | 21/6:05.687 |
| 17 | 3 | 16.870 | 21/6:05.209 |
| 18 | 3 | 16.689 | 21/6:04.573 |
| 19 | 3 | 16.956 | 21/6:04.305 |
| 20 | 3 | 17.124 | 21/6:04.242 |
| 21 | 3 | 16.859 | 21/6:03.921 |