Summary statistics for a_c2_14 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_14 | 5,353 211731.2 682201.4 -781138 1.93e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018