Summary statistics for e_a_hos_c1_18 variable in hosp_rollup2552_96_2003 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e_a_hos_c~18 | 4,146 2.48e+07 3.42e+07 -9069 4.33e+08 by Jean Roth , jroth@nber.org , 12 Sep 2018