Frequencies for first 10,000 rows of prov1725 variable in posclia2008 dataset :

region code |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |          1        0.01        0.01
         02 |          2        0.02        0.03
         04 |      6,104       61.04       61.07
         05 |          5        0.05       61.12
         06 |         17        0.17       61.29
         07 |          2        0.02       61.31
         08 |          3        0.03       61.34
         09 |      3,097       30.97       92.31
         10 |        769        7.69      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016