Summary statistics for a_c6_37 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_37 | 2,400 -343744.9 1101022 -2.19e+07 5647659 by Jean Roth , jroth@nber.org , 21 Apr 2018