Frequencies for prvdr_ctrl_type_cd variable in hcris2552_96_2010 dataset :

   provider |
    control |
  type code |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        349        9.06        9.06
          2 |      1,541       40.02       49.08
          3 |          6        0.16       49.23
          4 |        938       24.36       73.59
          5 |        145        3.77       77.36
          6 |        157        4.08       81.43
          7 |          5        0.13       81.56
          8 |         67        1.74       83.30
          9 |        296        7.69       90.99
         10 |         49        1.27       92.26
         11 |        219        5.69       97.95
         12 |         29        0.75       98.70
         13 |         50        1.30      100.00
------------+-----------------------------------
      Total |      3,851      100.00

by Jean Roth , jroth@nber.org , 1 Sep 2018