Census of the population
The collection Census of the population contains: Census of the population 1890 - Occupational groups Population changes 1891-1900 Census of the population 1900 - Occupational groups Census of the population 1910 - Occupational groups Census of the population 1920 - Occupational groups Census of the population 1930 - Occupational groups Census of the population 1940 - Occupational groups Census of the population and housing 1970: Data of demography Census of the population and housing 1980: Occupational categories The data collection contains information about total population, total number of professionally employed, income and property within the principal occupational groups agriculture and subsidiary industry, industry and craft, commerce, transport, storage and communication, public service, domestic work, and former professionally employed, and also within subgroups of these principal groups.