Frequencies for first 10,000 rows of ped_srvc_cd variable in pos2016 dataset :

  Services: |
  Pediatric |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      8,569       85.69       85.69
          0 |        808        8.08       93.77
          1 |        546        5.46       99.23
          2 |         31        0.31       99.54
          3 |         46        0.46      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 10 Jan 2017