Mikrocensus 1989, 1. quarter: Extended Housing Survey (Energy Consumption of ...

The special survey in March is on the topic of extended housing survey ("Erweiterte Wohnungserhebung"), just as in the previous years (Mikrozensus MZ8801, Mikrozensus MZ8701,...本次3月开展的专项调查主题为扩大住房调查（Erweiterte Wohnungserhebung），与往年推出的微型普查（Mikrozensus）MZ8801、MZ8701等调查一致。