Summary statistics for g_c1thr4_21 variable in snf_rollup2540_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_21 | 3,743 65609.97 240597.7 -180 1.36e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018