| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 33.255 | N/A |
| 2 | 5 | 22.425 | 21/8:01.755 |
| 3 | 4 | 22.385 | 21/8:01.355 |
| 4 | 4 | 21.994 | 22/8:20.883 |
| 5 | 4 | 21.835 | 22/8:18.609 |
| 6 | 4 | 27.327 | 21/8:17.119 |
| 7 | 4 | 22.176 | 21/8:13.728 |
| 8 | 4 | 21.564 | 21/8:09.557 |
| 9 | 4 | 28.962 | 20/8:01.341 |
| 10 | 4 | 24.050 | 20/8:02.326 |
| 11 | 4 | 30.181 | 20/8:14.763 |
| 12 | 4 | 22.523 | 20/8:11.711 |
| 13 | 4 | 24.373 | 20/8:12.097 |
| 14 | 4 | 24.681 | 20/8:12.873 |
| 15 | 4 | 21.857 | 20/8:09.706 |
| 16 | 4 | 28.762 | 20/8:15.708 |
| 17 | 4 | 26.238 | 20/8:17.962 |
| 18 | 4 | 22.590 | 20/8:15.874 |
| 19 | 4 | 24.076 | 20/8:15.587 |
| 20 | 4 | 31.157 | 20/8:22.411 |