| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.178 | 20/5:03.560 |
| 2 | 2 | 17.484 | 19/5:10.289 |
| 3 | 2 | 16.287 | 19/5:10.010 |
| 4 | 2 | 15.083 | 19/5:04.152 |
| 5 | 2 | 15.175 | 19/5:00.987 |
| 6 | 2 | 15.266 | 20/5:14.910 |
| 7 | 1 | 15.273 | 20/5:13.560 |
| 8 | 1 | 15.539 | 20/5:13.213 |
| 9 | 1 | 15.452 | 20/5:12.749 |
| 10 | 1 | 15.050 | 20/5:11.574 |
| 11 | 1 | 15.022 | 20/5:10.562 |
| 12 | 1 | 14.831 | 20/5:09.400 |
| 13 | 1 | 15.167 | 20/5:08.934 |
| 14 | 1 | 15.003 | 20/5:08.300 |
| 15 | 1 | 18.708 | 20/5:12.691 |
| 16 | 1 | 14.998 | 20/5:11.895 |
| 17 | 1 | 14.954 | 20/5:11.141 |
| 18 | 1 | 15.177 | 20/5:10.719 |
| 19 | 1 | 15.355 | 20/5:10.528 |
| 20 | 1 | 15.226 | 20/5:10.228 |