Summary statistics for e4_c1_20 variable in prds_hosp10_yr2015 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    e4_c1_20 |        274    11.75482    16.17105        .12     229.11

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