Frequencies for first 10,000 rows of cnslng_srvc_cd variable in pos2010 dataset :

       SRV: |
 COUNSELING |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,353       93.53       93.53
          0 |         21        0.21       93.74
          1 |        576        5.76       99.50
          2 |         30        0.30       99.80
          3 |         20        0.20      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017