Stemkansen bij provinciale statenverkiezingen van maart 1999 : Centerdata Tel...

This survey is part of Centerdata's Telepanel project. Telepanel consists of approx. 2000 households, surveyed weekly. Besides the Centerdatabase offers opportunities to...本调研隶属于森泰数据（Centerdata）旗下的远程追踪面板（Telepanel）项目。该面板共纳入约2000户家庭，以每周一次的频率开展调查。此外，Centerdata数据库（Centerdatabase）还可提供……相关的研究机会。