Summary statistics for g_c1thr4_13 variable in snf_rollup2540_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_13 | 5,334 484483.2 1685400 -915147 4.00e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018