| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 27.646 | N/A |
| 2 | 4 | 23.819 | 20/8:00.207 |
| 3 | 4 | 24.119 | 20/8:03.057 |
| 4 | 4 | 23.432 | 21/8:23.446 |
| 5 | 4 | 30.861 | 19/8:07.685 |
| 6 | 4 | 25.601 | 19/8:07.841 |
| 7 | 4 | 24.642 | 19/8:05.068 |
| 8 | 4 | 24.276 | 19/8:02.146 |
| 9 | 4 | 29.787 | 19/8:12.354 |
| 10 | 4 | 24.154 | 19/8:09.028 |
| 11 | 4 | 25.186 | 19/8:08.224 |
| 12 | 4 | 25.994 | 19/8:08.889 |
| 13 | 4 | 24.538 | 19/8:07.259 |
| 14 | 4 | 24.885 | 19/8:06.360 |
| 15 | 4 | 24.626 | 19/8:05.257 |
| 16 | 4 | 25.314 | 19/8:05.126 |
| 17 | 4 | 24.183 | 19/8:03.740 |
| 18 | 4 | 24.876 | 19/8:03.250 |
| 19 | 4 | 27.277 | 19/8:05.216 |