Frequencies for first 10,000 rows of held13x variable in h84 dataset :

     HEALTH |
  INSURANCE |
  HELD FROM |
   CMJ (ED) |      Freq.     Percent        Cum.
------------+-----------------------------------
         -1 |      5,889       58.89       58.89
          1 |      1,982       19.82       78.71
          2 |      2,129       21.29      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Feb 2018