Summary statistics for g_c1thr4_25 variable in snf_rollup2540_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_25 | 382 29693.01 190828.9 -67700 3059222 by Jean Roth , jroth@nber.org , 17 Feb 2018