Summary statistics for g_c1thr4_21 variable in snf_rollup2540_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_21 | 4,423 66074.02 106442.7 -31560 2952000 by Jean Roth , jroth@nber.org , 17 Feb 2018