| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 27.941 | N/A |
| 2 | 2 | 18.756 | 19/6:05.549 |
| 3 | 2 | 18.835 | 19/6:06.026 |
| 4 | 3 | 19.090 | 19/6:08.027 |
| 5 | 2 | 19.187 | 19/6:09.347 |
| 6 | 2 | 18.378 | 19/6:07.226 |
| 7 | 2 | 18.454 | 19/6:06.041 |
| 8 | 2 | 18.515 | 19/6:05.351 |
| 9 | 2 | 19.302 | 19/6:06.604 |
| 10 | 2 | 18.486 | 19/6:05.947 |
| 11 | 3 | 19.178 | 19/6:06.666 |
| 12 | 3 | 18.800 | 19/6:06.637 |
| 13 | 3 | 20.297 | 19/6:08.858 |
| 14 | 3 | 18.706 | 19/6:08.534 |
| 15 | 3 | 18.407 | 19/6:07.872 |
| 16 | 4 | 19.891 | 19/6:09.079 |
| 17 | 4 | 18.517 | 19/6:08.589 |
| 18 | 4 | 18.523 | 19/6:08.164 |
| 19 | 4 | 19.152 | 19/6:08.415 |