Summary statistics for a_c6_49 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_49 | 2,524 -25817.78 402518.6 -2878406 1.51e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018