Summary statistics for g_c1thr4_54 variable in snf_rollup2540_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_54 | 6 4144045 5925405 306224 1.59e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018