Frequencies for first 10,000 rows of prov2505 variable in pos2009 dataset :

SRV: SPEECH |
  PATHOLOGY |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,209       72.09       72.09
          0 |        875        8.75       80.84
          1 |        810        8.10       88.94
          2 |      1,047       10.47       99.41
          3 |         59        0.59      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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