Frequencies for first 10,000 rows of chrprctic_srvc_cd variable in pos2013 data

  Services: |
Chiropracti |
     c Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      8,601       86.01       86.01
          0 |      1,348       13.48       99.49
          1 |         20        0.20       99.69
          2 |         25        0.25       99.94
          3 |          6        0.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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