Frequencies for first 10,000 rows of ip_srgcl_srvc_cd variable in pos2018 dataset :

  Services: |
  Inpatient |
   Surgical |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      8,560       85.60       85.60
          0 |        507        5.07       90.67
          1 |        800        8.00       98.67
          2 |         56        0.56       99.23
          3 |         77        0.77      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Feb 2019