Summary statistics for e4_c1_28 variable in hcris2552_10_2015 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    e4_c1_28 |      1,290    .3181474    .1477875    .000297    .844801

by Jean Roth , jroth@nber.org , 23 Aug 2018