Summary statistics for a_c1_44 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c1_44 | 5,038 3078297 1.58e+07 -19534 6.90e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018