Summary statistics for a8_c2_44 variable in hosp_rollup2552_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_44 | 283 -245002.5 4972034 -3.70e+07 6.65e+07 by Jean Roth , jroth@nber.org , 6 Sep 2018