Summary statistics for b_1_c0_50 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_50 | 5,696 1243058 1932536 -508962 3.92e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018