Summary statistics for e_b_snf_c1_3401 variable in hosp_rollup2552_96_1999 data Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e_b_snf~3401 | 550 -4663.744 38684.87 -720315 265425 by Jean Roth , jroth@nber.org , 7 Sep 2018