Summary statistics for a8_c2_5 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_5 | 889 -207450.4 922563.3 -1.55e+07 1310984 by Jean Roth , jroth@nber.org , 21 Apr 2018