Summary statistics for a_c2_59 variable in snf_rollup2540_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_59 | 5,224 15059.26 248285.1 -3053 1.69e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018