Summary statistics for b_1_c27_42 variable in hosp_rollup2552_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_42 | 1,097 1945311 2912951 -56446 3.71e+07 by Jean Roth , jroth@nber.org , 6 Sep 2018