Summary statistics for d_4_hos_c12_91 variable in prds_hosp10_yr2010 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_ho~12_91 |      1,169     4562444     4646581        237   3.41e+07

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