Summary statistics for g_c1thr4_49 variable in snf_rollup2540_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_49 | 8,895 4071604 1.12e+07 -1.87e+07 3.16e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018