Frequencies for first 10,000 rows of hlt_occhd variable in mcbsatc2013 dataset 

  Ever told |
     angina |
pectoris/CH |
          D |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |         51        0.51        0.51
         -7 |          4        0.04        0.55
          1 |      1,059       10.59       11.14
          2 |      8,886       88.86      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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