Frequencies for first 10,000 rows of paytyper variable in nhamcsed2014 dataset :

 Recoded primary expected source |
  of payment for visit (based on |
                      hierarchy) |      Freq.     Percent        Cum.
---------------------------------+-----------------------------------
All sources of payment are blank |         54        0.54        0.54
                         Unknown |      1,193       11.93       12.47
               Private insurance |      2,812       28.12       40.59
                        Medicare |      1,600       16.00       56.59
                Medicaid or CHIP |      3,222       32.22       88.81
           Worker's compensation |         51        0.51       89.32
                        Self-pay |        862        8.62       97.94
               No charge/Charity |         36        0.36       98.30
                           Other |        170        1.70      100.00
---------------------------------+-----------------------------------
                           Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017