Summary statistics for g_c1thr4_23 variable in snf_rollup2540_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_23 | 9,015 676478.8 2162309 -3604095 1.58e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018