Frequencies for first 10,000 rows of provider_type variable in psfipf dataset :

   Provider |
       Type |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |      4,353       43.53       43.53
         49 |      5,647       56.47      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 24 Sep 2018