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

  does ed have |
  computerized |
    system for |
 public health |
    reporting? |      Freq.     Percent        Cum.
---------------+-----------------------------------
         blank |         70        0.70        0.70
       unknown |      1,076       10.76       11.46
           yes |      3,617       36.17       47.63
            no |      5,237       52.37      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

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