Summary statistics for a7_3_c6_3 variable in hosp_rollup2552_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c6_3 | 1,398 93996.94 177097.7 -138449 2395406 by Jean Roth , jroth@nber.org , 8 Sep 2018