Frequencies for first 10,000 rows of scl_srvc_cd variable in pos2013 dataset :

  Services: |
Social Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      8,613       86.13       86.13
          0 |        157        1.57       87.70
          1 |        973        9.73       97.43
          2 |        197        1.97       99.40
          3 |         60        0.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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