Summary statistics for g_c1thr4_30 variable in snf_rollup2540_96_2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_30 | 152 703164.6 1803401 -6329955 1.08e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018