Frequencies for first 10,000 rows of spch_pthlgy_srvc_cd variable in pos2003 dataset :

srv: speech |
  pathology |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,173       81.73       81.73
          0 |        447        4.47       86.20
          1 |        435        4.35       90.55
          2 |        904        9.04       99.59
          3 |         41        0.41      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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