Summary statistics for adr_vndr_cd variable in hcris2552_96_2003 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
 adr_vndr_cd |      6,193    3.521072    .6222485          2          4

by Jean Roth , jroth@nber.org , 8 Sep 2018