Summary statistics for d_1_c2_3550 variable in snf_rollup2540_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
 d_1_c2_3550 |          1        7218           .       7218       7218

by Jean Roth , jroth@nber.org , 17 Feb 2018