Summary statistics for a_c2_39 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_39 | 2,757 372646.3 668899.4 -1245876 1.36e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018