Summary statistics for g_c1thr4_7 variable in snf_rollup2540_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_7 | 7,440 38489.26 327405.1 -42723 1.80e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018