Frequencies for first 10,000 rows of paytype variable in namcs2000 dataset :

 primary expected |
source of payment |
        for visit |      Freq.     Percent        Cum.
------------------+-----------------------------------
Private insurance |      5,881       58.81       58.81
         Medicare |      1,685       16.85       75.66
         Medicaid |      1,115       11.15       86.81
                4 |        139        1.39       88.20
         Self-pay |        404        4.04       92.24
        No charge |        108        1.08       93.32
            Other |        335        3.35       96.67
          Unknown |        168        1.68       98.35
            Blank |        165        1.65      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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