Frequencies for adr_vndr_cd variable in hosp_rpt2552_96_2011 dataset :

  automated |
desk review |
vendor code |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          4       11.76       11.76
          4 |         30       88.24      100.00
------------+-----------------------------------
      Total |         34      100.00

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