| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.061 | 21/7:01.281 |
| 2 | 3 | 19.384 | 22/7:13.895 |
| 3 | 3 | 21.978 | 21/7:09.961 |
| 4 | 3 | 21.622 | 21/7:15.986 |
| 5 | 3 | 19.749 | 21/7:11.735 |
| 6 | 3 | 19.830 | 21/7:09.184 |
| 7 | 3 | 20.222 | 21/7:08.538 |
| 8 | 3 | 20.596 | 21/7:09.035 |
| 9 | 3 | 19.235 | 21/7:06.246 |
| 10 | 3 | 21.180 | 21/7:08.100 |
| 11 | 3 | 19.955 | 21/7:07.277 |
| 12 | 3 | 18.960 | 21/7:04.851 |
| 13 | 3 | 23.423 | 21/7:10.007 |
| 14 | 3 | 19.295 | 21/7:08.235 |
| 15 | 3 | 19.826 | 21/7:07.442 |
| 16 | 3 | 23.648 | 21/7:11.765 |
| 17 | 3 | 20.303 | 21/7:11.447 |
| 18 | 3 | 19.619 | 21/7:10.367 |
| 19 | 3 | 19.783 | 21/7:09.582 |
| 20 | 3 | 19.237 | 21/7:08.301 |
| 21 | 3 | 20.451 | 21/7:08.357 |