Genre
Census data
Statistics
Databases
30
Census, 2000
12
Handbooks and manuals
12
Academic theses
11
Census, 1990
4
Maps
4
Catalogs
3
Census, 1960
2
Census, 1970
2
Census, 1980
2
Vital statistics
2
Atlases
1
Census, 2010
1
Conference papers and proceedings
1
Demographic surveys
1
Dictionaries
1
Periodicals
1
Pictures
1
Registers (Lists)
1
Statistical maps
1