Summary statistics for d_4_irf_c13_74 variable in hcris2552_10_2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_irf~3_74 |          4        50.5    58.97174          6        133

by Jean Roth , jroth@nber.org , 23 Aug 2018