Summary statistics for d_4_hos_c10_57 variable in prds_hosp10_yr2013 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_hos~0_57 |      2,469     5947429     8229459          4   1.28e+08

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