Summary statistics for d_4_hos_c10_6250 variable in prds_hosp10_yr2012 dataset 

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_h~0_6250 |          1        2278           .       2278       2278

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