| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.474 | N/A |
| 2 | 3 | 21.920 | 20/7:15.954 |
| 3 | 3 | 18.630 | 21/7:04.974 |
| 4 | 3 | 21.960 | 21/7:16.207 |
| 5 | 3 | 17.750 | 21/7:00.774 |
| 6 | 3 | 23.880 | 21/7:16.034 |
| 7 | 3 | 27.210 | 20/7:15.415 |
| 8 | 3 | 23.090 | 20/7:18.668 |
| 9 | 3 | 27.520 | 19/7:08.884 |
| 10 | 3 | 18.100 | 20/7:21.822 |
| 11 | 4 | 22.320 | 20/7:21.996 |
| 12 | 3 | 21.930 | 20/7:21.464 |
| 13 | 3 | 19.470 | 20/7:17.125 |
| 14 | 3 | 30.060 | 19/7:06.329 |
| 15 | 3 | 19.480 | 19/7:02.314 |
| 16 | 3 | 26.270 | 19/7:06.982 |
| 17 | 3 | 19.070 | 19/7:02.966 |
| 18 | 3 | 23.300 | 19/7:03.902 |
| 19 | 3 | 18.420 | 20/7:22.097 |
| 20 | 4 | 18.460 | 20/7:18.314 |