Frequencies for first 10,000 rows of pccqoc variable in namcs2006 dataset :

for patient |
       care |
compensatio |
      n, is |
 quality of |
 care taken |
       into |
   account? |      Freq.     Percent        Cum.
------------+-----------------------------------
        yes |      2,221       22.21       22.21
         no |      5,541       55.41       77.62
 don't know |      1,921       19.21       96.83
      blank |        317        3.17      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016