Summary statistics for e4_c1_20 variable in prds_hosp10_yr2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    e4_c1_20 |        282    10.70706    8.922051        .12         25

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