Frequencies for first 10,000 rows of nworkcmp variable in namcs2014 dataset :

 Type of payments |
accepted from new |
patients: WOrkers |
     Compensation |      Freq.     Percent        Cum.
------------------+-----------------------------------
          Unknown |        420        4.20        4.20
   Not applicable |        465        4.65        8.85
Refused to answer |         47        0.47        9.32
              Yes |      4,355       43.55       52.87
               No |      4,713       47.13      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017