Summary statistics for e_b_irf_c1_20 variable in hcris2552_10_2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
e_b_irf_c~20 |          1          40           .         40         40

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