Frequencies for first 10,000 rows of spch_pthlgy_srvc_cd variable in pos1994 dataset :

srv: speech |
  pathology |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,658       86.58       86.58
          0 |        370        3.70       90.28
          1 |        277        2.77       93.05
          2 |        657        6.57       99.62
          3 |         38        0.38      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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