| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 15.361 | 20/5:07.220 |
| 2 | 3 | 15.191 | 20/5:05.520 |
| 3 | 3 | 15.540 | 20/5:07.280 |
| 4 | 3 | 15.408 | 20/5:07.500 |
| 5 | 3 | 15.289 | 20/5:07.156 |
| 6 | 3 | 15.249 | 20/5:06.793 |
| 7 | 3 | 14.974 | 20/5:05.749 |
| 8 | 3 | 15.955 | 20/5:07.418 |
| 9 | 4 | 18.974 | 20/5:15.424 |
| 10 | 4 | 20.083 | 19/5:07.846 |
| 11 | 4 | 20.085 | 19/5:14.552 |
| 12 | 4 | 15.920 | 19/5:13.546 |
| 13 | 4 | 15.838 | 19/5:12.575 |
| 14 | 4 | 15.367 | 19/5:11.103 |
| 15 | 4 | 16.383 | 19/5:11.115 |
| 16 | 4 | 15.207 | 19/5:09.728 |
| 17 | 3 | 15.035 | 19/5:08.313 |
| 18 | 3 | 15.353 | 19/5:07.390 |
| 19 | 4 | 17.095 | 19/5:08.307 |