Frequencies for first 10,000 rows of prov1215 variable in pos1995 dataset :

     speech |
pathologist |
        s - |
arrangement |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,885       98.85       98.85
        .01 |          1        0.01       98.86
         .1 |          1        0.01       98.87
         .2 |          1        0.01       98.88
        .25 |         12        0.12       99.00
         .5 |          5        0.05       99.05
        .63 |          1        0.01       99.06
        .75 |          2        0.02       99.08
          1 |         59        0.59       99.67
        1.5 |          2        0.02       99.69
       1.75 |          2        0.02       99.71
          2 |         13        0.13       99.84
          3 |          3        0.03       99.87
       3.25 |          1        0.01       99.88
        3.5 |          1        0.01       99.89
          4 |          2        0.02       99.91
          5 |          1        0.01       99.92
          6 |          1        0.01       99.93
          7 |          1        0.01       99.94
          8 |          1        0.01       99.95
          9 |          1        0.01       99.96
         12 |          1        0.01       99.97
         20 |          1        0.01       99.98
         40 |          1        0.01       99.99
         70 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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