Summary statistics for g_c1thr4_33 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_33 | 13,930 9751015 3.44e+07 -3.11e+08 9.56e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018