Frequencies for first 10,000 rows of adequacy variable in linkco1991us_num dataset :

Adequacy Of |
Care Recode |
   (Kessner |
     Index) |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,009       50.09       50.09
          2 |      2,412       24.12       74.21
          3 |      1,434       14.34       88.55
          4 |      1,145       11.45      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015