Frequencies for first 10,000 rows of edemogo variable in nhamcsopd2008 dataset :

 does opd have |
      computer |
system for pat |
   demographic |
         info? |      Freq.     Percent        Cum.
---------------+-----------------------------------
         blank |        309        3.09        3.09
       unknown |        310        3.10        6.19
           yes |      8,302       83.02       89.21
            no |      1,079       10.79      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016