| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 15.326 | 20/5:06.520 |
| 2 | 3 | 14.797 | 20/5:01.230 |
| 3 | 3 | 15.061 | 20/5:01.227 |
| 4 | 2 | 15.400 | 20/5:02.920 |
| 5 | 2 | 15.120 | 20/5:02.816 |
| 6 | 2 | 15.227 | 20/5:03.103 |
| 7 | 2 | 14.889 | 20/5:02.343 |
| 8 | 2 | 15.134 | 20/5:02.385 |
| 9 | 2 | 15.022 | 20/5:02.169 |
| 10 | 2 | 15.460 | 20/5:02.872 |
| 11 | 2 | 14.924 | 20/5:02.473 |
| 12 | 2 | 15.243 | 20/5:02.672 |
| 13 | 2 | 14.789 | 20/5:02.142 |
| 14 | 2 | 15.330 | 20/5:02.460 |
| 15 | 2 | 14.742 | 20/5:01.952 |
| 16 | 3 | 21.104 | 20/5:09.460 |
| 17 | 3 | 15.076 | 20/5:08.993 |
| 18 | 2 | 15.105 | 20/5:08.610 |
| 19 | 2 | 15.173 | 20/5:08.339 |
| 20 | 2 | 14.864 | 20/5:07.786 |