Frequencies for first 10,000 rows of pain_srgry_sw variable in pos2017 dataset 

   Surgical |
 Specialty: |
       Pain |
  Indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,561       95.61       95.61
          N |        334        3.34       98.95
          Y |        105        1.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 9 Jan 2018