Summary statistics for s4_hha2_c1_34 variable in prds_hosp10_yr2013 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
s4_hha2_c1~4 |          1          45           .         45         45

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