Summary statistics for a_c6_42 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_42 | 469 -118510.5 1180768 -1.79e+07 1.46e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018