Summary statistics for g_c1thr4_39 variable in snf_rollup2540_96_2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_39 | 10 1654057 5084709 8783 1.61e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018