Frequencies for adr_vndr_cd variable in hospc_rpt1984_99_2005 dataset :

  automated |
desk review |
vendor code |      Freq.     Percent        Cum.
------------+-----------------------------------
          4 |         13        0.78        0.78
          A |      1,543       92.73       93.51
          B |        108        6.49      100.00
------------+-----------------------------------
      Total |      1,664      100.00

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