Frequencies for first 10,000 rows of prov1105 variable in pos1995 dataset :

   physical |
therapist - |
arrangement |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,897       98.97       98.97
        .02 |          1        0.01       98.98
        .33 |          1        0.01       98.99
         .5 |         10        0.10       99.09
        .63 |          1        0.01       99.10
        .75 |          5        0.05       99.15
          1 |         46        0.46       99.61
        1.5 |          5        0.05       99.66
          2 |         19        0.19       99.85
       2.75 |          1        0.01       99.86
          3 |          4        0.04       99.90
          4 |          4        0.04       99.94
          6 |          1        0.01       99.95
        7.5 |          1        0.01       99.96
          9 |          2        0.02       99.98
         13 |          1        0.01       99.99
         56 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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