Summary statistics for e4_c1_34 variable in prds_hosp10_yr2014 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    e4_c1_34 |         63    .0018921    .0069254   1.00e-06    .054622

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