Summary statistics for a8_c2_16 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_16 | 4,541 -266583.5 496664.1 -9756204 128466 by Jean Roth , jroth@nber.org , 9 Sep 2018