Frequencies for prvdr_ctrl_type_cd variable in rnl_rpt265_94_2004 dataset :

   provider |
    control |
  type code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |          2        0.05        0.05
          0 |          2        0.05        0.10
          1 |         86        2.21        2.31
         11 |          1        0.03        2.34
          2 |        166        4.27        6.61
          3 |        731       18.79       25.40
          4 |      2,270       58.35       83.75
          5 |        187        4.81       88.56
          6 |        269        6.92       95.48
          A |          9        0.23       95.71
          B |          3        0.08       95.78
          C |         48        1.23       97.02
          D |         93        2.39       99.41
          E |         23        0.59      100.00
------------+-----------------------------------
      Total |      3,890      100.00

by Jean Roth , jroth@nber.org , 17 Feb 2018