Frequencies for first 10,000 rows of geocomp variable in sf12000860us15 dataset :

 Geographic |
  Component |      Freq.     Percent        Cum.
------------+-----------------------------------
         00 |     10,000      100.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2017