Summary statistics for b_1_c18_24 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_24 | 5,097 53922.61 196133.6 -6616 4014261 by Jean Roth , jroth@nber.org , 17 Feb 2018