Frequencies for adr_vndr_cd variable in snf_rpt2540_96_2011 dataset :

  automated |
desk review |
vendor code |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |        258       13.67       13.67
          4 |      1,629       86.33      100.00
------------+-----------------------------------
      Total |      1,887      100.00

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