Summary statistics for d_4_hos_c4_93 variable in prds_hosp10_yr2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_hos~4_93 |          1      131666           .     131666     131666

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