Summary statistics for e_a_hos_c1_30 variable in hosp_rollup2552_96_2003 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e_a_hos_c~30 | 21 4376252 1.44e+07 899 6.68e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018