Summary statistics for a_c2_37 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_37 | 5,121 6118905 1.39e+07 -76857 3.21e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018