Frequencies for adr_vndr_cd variable in rnl_rpt265_94_2004 dataset :

  automated |
desk review |
vendor code |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |         64        1.65        1.65
          3 |         55        1.41        3.06
          4 |         59        1.52        4.58
          A |      2,831       72.78       77.35
          B |        881       22.65      100.00
------------+-----------------------------------
      Total |      3,890      100.00

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