Summary statistics for a_c6_37 variable in hosp_rollup2552_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_37 | 2,957 -835411.5 3569088 -7.60e+07 4.43e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018