| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.176 | N/A |
| 2 | 1 | 18.743 | 26/8:08.751 |
| 3 | 1 | 19.241 | 26/8:14.976 |
| 4 | 1 | 20.054 | 25/8:04.048 |
| 5 | 2 | 20.329 | 25/8:10.378 |
| 6 | 2 | 21.639 | 24/8:00.203 |
| 7 | 2 | 21.929 | 24/8:07.593 |
| 8 | 2 | 20.429 | 24/8:07.943 |
| 9 | 2 | 19.488 | 24/8:05.500 |
| 10 | 2 | 20.362 | 24/8:05.834 |
| 11 | 2 | 29.870 | 23/8:06.760 |
| 12 | 2 | 20.301 | 23/8:04.946 |
| 13 | 2 | 19.569 | 23/8:02.091 |
| 14 | 2 | 19.620 | 24/8:20.653 |
| 15 | 2 | 19.175 | 24/8:17.835 |
| 16 | 2 | 19.196 | 24/8:15.425 |
| 17 | 2 | 20.883 | 24/8:15.741 |
| 18 | 2 | 18.161 | 24/8:12.337 |
| 19 | 2 | 19.580 | 24/8:11.125 |
| 20 | 2 | 21.175 | 24/8:11.971 |
| 21 | 2 | 21.043 | 24/8:12.581 |
| 22 | 2 | 21.019 | 24/8:13.106 |
| 23 | 2 | 19.423 | 24/8:11.915 |
| 24 | 2 | 20.729 | 24/8:12.134 |