Frequencies for adr_vndr_cd variable in hosp_rpt2552_96_1996 dataset :

  automated |
desk review |
vendor code |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |        899       14.83       14.83
          3 |      3,025       49.90       64.73
          4 |      2,138       35.27      100.00
------------+-----------------------------------
      Total |      6,062      100.00

by Jean Roth , jroth@nber.org , 21 Apr 2018