| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.634 | 20/6:12.680 |
| 2 | 2 | 18.697 | 20/6:13.310 |
| 3 | 2 | 18.368 | 20/6:11.327 |
| 4 | 1 | 18.262 | 20/6:09.805 |
| 5 | 2 | 18.306 | 20/6:09.068 |
| 6 | 2 | 21.230 | 20/6:18.323 |
| 7 | 2 | 18.805 | 20/6:18.006 |
| 8 | 2 | 18.625 | 20/6:17.317 |
| 9 | 2 | 18.567 | 20/6:16.653 |
| 10 | 2 | 21.424 | 19/6:02.744 |
| 11 | 3 | 18.996 | 19/6:02.579 |
| 12 | 3 | 18.380 | 19/6:01.466 |
| 13 | 2 | 18.184 | 19/6:00.237 |
| 14 | 2 | 18.418 | 20/6:18.423 |
| 15 | 2 | 18.464 | 20/6:17.813 |
| 16 | 3 | 18.554 | 20/6:17.392 |
| 17 | 3 | 19.258 | 20/6:17.849 |
| 18 | 2 | 19.169 | 20/6:18.157 |
| 19 | 2 | 18.012 | 20/6:17.214 |
| 20 | 2 | 19.248 | 20/6:17.601 |