Frequencies for first 10,000 rows of pet_scan_srvc_cd variable in pos2015 datas

  Services: |
   PET Scan |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      8,580       85.80       85.80
          0 |      1,274       12.74       98.54
          1 |         51        0.51       99.05
          2 |         72        0.72       99.77
          3 |         23        0.23      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016