Summary statistics for g_c1thr4_9 variable in snf_rollup2540_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_9 | 3,458 550943.8 5558530 -7771469 1.20e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018