Summary statistics for b_1_c0_22 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_22 | 1,032 6296252 1.01e+07 -64986 8.43e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018