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

  Ever told |
        had |
   glaucoma |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |         71        0.71        0.71
         -7 |          2        0.02        0.73
          1 |        965        9.65       10.38
          2 |      7,900       79.00       89.38
          . |      1,062       10.62      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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