Frequencies for adr_vndr_cd variable in hospc_rpt1984_99_2001 dataset :

  automated |
desk review |
vendor code |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |        100       10.09       10.09
          3 |        883       89.10       99.19
          4 |          2        0.20       99.39
          A |          1        0.10       99.50
          B |          1        0.10       99.60
          C |          4        0.40      100.00
------------+-----------------------------------
      Total |        991      100.00

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