Summary statistics for a_c6_100 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_100 | 990 -677112.5 1.77e+07 -4.82e+08 7.14e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018