This data as json
| rowid | identifier | pollster_id | link | start_date | end_date | published_date | population | sponsor | method | n | area |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2002-01 | CVVM | http://cvvm.soc.cas.cz/volby-a-strany/stranicke-preference-na-konci-ledna-2002 | 2002-01-21 | 2002-01-28 | 2002-02-15 | >18 let | CVVM | kvótní výběr | 922 | ČR |