Summary statistics for a_c2_59 variable in snf_rollup2540_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_59 | 5,139 15772.9 275679.7 -6725 1.88e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018