Summary statistics for a_c2_100 variable in hosp_rollup2552_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_100 | 3,091 2579623 1.18e+07 -8.06e+07 2.94e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018