Summary statistics for a7_3_c10_1 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c10_1 | 325 386278.2 1725101 -1.01e+07 1.55e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018