Summary statistics for b_1_c18_31 variable in snf_rollup2540_96_2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  b_1_c18_31 |          7    6679.714    7513.087        149      21140

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