Table: (\#tab:census-desc)Categories for each variable in census data from Datensatzbeschreibung...xlsx located in the downloaded file census.zip (see Figure 13.1 for their spatial distribution).

 class    Population    % female    Mean age    Household size 
-------  ------------  ----------  ----------  ----------------
   1        3-250         0-40        0-40           1-2       
   2       250-500       40-47       40-42          2-2.5      
   3       500-2000      47-53       42-44          2.5-3      
   4      2000-4000      53-60       44-47          3-3.5      
   5      4000-8000       >60         >47            >3.5      
   6        >8000