Frequencies for adr_vndr_cd variable in hclinic_rpt222_92_2009 dataset :

  automated |
desk review |
vendor code |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |        183       21.18       21.18
          4 |        681       78.82      100.00
------------+-----------------------------------
      Total |        864      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018