Summary statistics for adr_vndr_cd variable in hcris2552_96_2010 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
 adr_vndr_cd |      3,851    3.875097    .3306514          3          4

by Jean Roth , jroth@nber.org , 1 Sep 2018