Summary statistics for adr_vndr_cd variable in hosp_rpt2552_10_2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
 adr_vndr_cd |      6,150    3.937073    .2428511          3          4

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