Frequencies for first 10,000 rows of pccpprof variable in namcs2008 dataset :

for patient |
       care |
compensatio |
      n, is |
   practice |
  profiling |
 taken into |
   account? |      Freq.     Percent        Cum.
------------+-----------------------------------
      blank |         94        0.94        0.94
    unknown |      1,656       16.56       17.50
        yes |      1,088       10.88       28.38
         no |      7,162       71.62      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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