Frequencies for first 10,000 rows of private variable in namcs2013 dataset :

  Type of payment |
       accepted - |
private insurance |
    (capitated or |
   non-capitated) |      Freq.     Percent        Cum.
------------------+-----------------------------------
            Blank |          3        0.03        0.03
          Unknown |        376        3.76        3.79
   Not applicable |        361        3.61        7.40
Refused to answer |          6        0.06        7.46
              Yes |      8,693       86.93       94.39
               No |        561        5.61      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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