Frequencies for adr_vndr_cd variable in hcris2552_96_2000 dataset :

  automated |
desk review |
vendor code |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |        704       11.36       11.36
          3 |      2,503       40.40       51.77
          4 |      2,988       48.23      100.00
------------+-----------------------------------
      Total |      6,195      100.00

by Jean Roth , jroth@nber.org , 7 Sep 2018