| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 15.196 | 20/5:03.920 |
| 2 | 3 | 15.183 | 20/5:03.790 |
| 3 | 4 | 16.323 | 20/5:11.347 |
| 4 | 4 | 15.762 | 20/5:12.320 |
| 5 | 4 | 15.355 | 20/5:11.276 |
| 6 | 4 | 15.783 | 20/5:12.007 |
| 7 | 4 | 15.048 | 20/5:10.429 |
| 8 | 3 | 15.089 | 20/5:09.348 |
| 9 | 3 | 14.884 | 20/5:08.051 |
| 10 | 3 | 14.992 | 20/5:07.230 |
| 11 | 3 | 14.865 | 20/5:06.327 |
| 12 | 3 | 14.989 | 20/5:05.782 |
| 13 | 2 | 15.057 | 20/5:05.425 |
| 14 | 3 | 15.178 | 20/5:05.291 |
| 15 | 2 | 15.037 | 20/5:04.988 |
| 16 | 2 | 14.930 | 20/5:04.589 |
| 17 | 2 | 15.921 | 20/5:05.402 |
| 18 | 2 | 15.275 | 20/5:05.408 |
| 19 | 2 | 17.464 | 20/5:07.717 |
| 20 | 3 | 18.321 | 20/5:10.652 |