Frequencies for first 10,000 rows of prov0085 variable in pos1991 dataset :

 category - |
 subtype of |
   provider |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      6,425       64.25       64.25
         02 |      1,931       19.31       83.56
         03 |      1,454       14.54       98.10
         04 |        145        1.45       99.55
         05 |         31        0.31       99.86
         06 |         10        0.10       99.96
         07 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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