Summary statistics for d_1_c9_25 variable in snf_rollup2540_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_1_c9_25 | 1,347 4190.794 13013.57 -5251 143812 by Jean Roth , jroth@nber.org , 17 Feb 2018