| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 38.574 | N/A |
| 2 | 3 | 25.140 | 19/8:11.094 |
| 3 | 3 | 24.923 | 19/8:09.141 |
| 4 | 2 | 25.020 | 19/8:09.072 |
| 5 | 2 | 24.079 | 19/8:04.803 |
| 6 | 2 | 24.666 | 19/8:04.354 |
| 7 | 2 | 24.638 | 19/8:03.972 |
| 8 | 2 | 24.921 | 19/8:04.426 |
| 9 | 2 | 23.578 | 19/8:01.745 |
| 10 | 2 | 23.590 | 20/8:24.190 |
| 11 | 2 | 24.321 | 20/8:23.838 |
| 12 | 2 | 24.001 | 20/8:22.997 |
| 13 | 2 | 26.334 | 19/8:01.390 |
| 14 | 2 | 24.900 | 19/8:01.804 |
| 15 | 2 | 23.846 | 19/8:00.804 |
| 16 | 2 | 24.027 | 19/8:00.154 |
| 17 | 2 | 23.229 | 20/8:23.139 |
| 18 | 2 | 24.957 | 20/8:23.705 |
| 19 | 2 | 25.286 | 19/8:00.030 |