Summary statistics for g_c1thr4_52 variable in snf_rollup2540_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_52 | 15 -1.27e+07 2.47e+07 -5.22e+07 5517653 by Jean Roth , jroth@nber.org , 17 Feb 2018