Summary statistics for g_c1thr4_16 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_16 | 6,375 4137125 7694125 -1.00e+07 1.07e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018