Summary statistics for a7_3_c10_2 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c10_2 | 254 269500.7 975475 -1877309 9344175 by Jean Roth , jroth@nber.org , 9 Sep 2018