Summary statistics for a_c6_44 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_44 | 2,365 -1231267 1.66e+07 -5.40e+08 1.65e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018