Summary statistics for a8_c2_49 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_49 | 1,412 -2420903 1.33e+07 -1.63e+08 2.42e+08 by Jean Roth , jroth@nber.org , 10 Sep 2018