Summary statistics for a_c1_6360 variable in hosp_rollup2552_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c1_6360 | 2 1.21e+07 6985671 7154186 1.70e+07 by Jean Roth , jroth@nber.org , 6 Sep 2018