Summary statistics for adr_vndr_cd variable in hosp_rpt2552_96_1998 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
 adr_vndr_cd |      6,327    3.308045    .6724586          2          4

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