Summary statistics for g_c1thr4_19 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_19 | 6,134 992503.6 2683039 78 9.56e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018