Summary statistics for b_1_c27_97 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_97 | 659 1.13e+07 5.03e+07 -7602 6.85e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018