| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 31.703 | N/A |
| 2 | 4 | 23.755 | 20/8:03.048 |
| 3 | 4 | 23.535 | 20/8:00.958 |
| 4 | 4 | 26.375 | 20/8:18.248 |
| 5 | 4 | 22.212 | 20/8:07.118 |
| 6 | 4 | 26.786 | 20/8:17.822 |
| 7 | 4 | 22.599 | 20/8:11.699 |
| 8 | 4 | 35.011 | 19/8:15.262 |
| 9 | 4 | 25.581 | 19/8:14.874 |
| 10 | 4 | 22.955 | 19/8:09.321 |
| 11 | 4 | 30.105 | 19/8:17.748 |
| 12 | 4 | 23.533 | 19/8:13.889 |
| 13 | 4 | 23.897 | 19/8:11.219 |
| 14 | 4 | 26.194 | 19/8:12.140 |
| 15 | 4 | 22.911 | 19/8:08.708 |
| 16 | 4 | 27.573 | 19/8:11.329 |
| 17 | 4 | 23.917 | 19/8:09.509 |
| 18 | 4 | 29.855 | 19/8:14.190 |
| 19 | 4 | 32.633 | 19/8:21.130 |