Summary statistics for g_c1thr4_9 variable in snf_rollup2540_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_9 | 3,506 440249.9 3787574 -3431261 1.88e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018