Frequencies for first 10,000 rows of THRPTC_RDLGY_SRVC_CD variable in pos2011 dataset :

   Services |
  Provided: |
  Radiology |
(Therapeuti |
         c) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,614       86.14       86.14
          0 |        881        8.81       94.95
          1 |        286        2.86       97.81
          2 |        156        1.56       99.37
          3 |         63        0.63      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 19 Apr 2019