Summary statistics for s5_c4_6 variable in prds_hosp10_yr2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     s5_c4_6 |         39    2.666667    2.409775          1         12

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