Summary statistics for d3_hos_c2_91 variable in prds_hosp10_yr2012 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d3_hos_c2_91 |      4,399     3747707     6084943          1   9.63e+07

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