Summary statistics for e4_c2_13 variable in prds_hosp10_yr2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    e4_c2_13 |        874    49.60578    81.74026        .01     665.64

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