Frequencies for first 10,000 rows of edemoge variable in nhamcsed2008 dataset :

  does ed have |
  computerized |
system for pat |
   demographic |
         info? |      Freq.     Percent        Cum.
---------------+-----------------------------------
         blank |         70        0.70        0.70
           yes |      9,683       96.83       97.53
            no |        247        2.47      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

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