| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 33.416 | N/A |
| 2 | 5 | 22.943 | 18/7:03.447 |
| 3 | 5 | 22.938 | 18/7:03.404 |
| 4 | 5 | 23.261 | 18/7:05.220 |
| 5 | 5 | 22.797 | 18/7:04.156 |
| 6 | 5 | 23.027 | 18/7:04.300 |
| 7 | 5 | 23.231 | 18/7:04.974 |
| 8 | 4 | 23.243 | 18/7:05.484 |
| 9 | 4 | 22.237 | 18/7:03.729 |
| 10 | 4 | 22.499 | 18/7:02.859 |
| 11 | 4 | 21.975 | 18/7:01.272 |
| 12 | 4 | 22.437 | 18/7:00.688 |
| 13 | 4 | 22.395 | 18/7:00.141 |
| 14 | 4 | 22.487 | 19/7:22.528 |
| 15 | 4 | 22.442 | 19/7:22.016 |
| 16 | 4 | 22.014 | 19/7:21.327 |
| 17 | 4 | 22.429 | 19/7:21.065 |
| 18 | 4 | 22.062 | 19/7:20.445 |
| 19 | 4 | 23.445 | 19/7:21.278 |