Frequencies for first 10,000 rows of scl_srvc_cd variable in pos2017 dataset :

  Services: |
Social Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      8,571       85.71       85.71
          0 |        161        1.61       87.32
          1 |      1,006       10.06       97.38
          2 |        195        1.95       99.33
          3 |         67        0.67      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 9 Jan 2018