Frequencies for first 10,000 rows of hlt_edoctype variable in mcbsatc2013 datas

   Eye care |
professiona |
 l for last |
       exam |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |        721        7.21        7.21
         -7 |          3        0.03        7.24
          1 |      3,797       37.97       45.21
          2 |      5,040       50.40       95.61
         91 |        101        1.01       96.62
          . |        338        3.38      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 24 May 2016