Summary statistics for b_1_c27_39 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_39 | 3,220 2456394 3399354 -49568 4.04e+07 by Jean Roth , jroth@nber.org , 12 Sep 2018