Summary statistics for d_4_hos_c2_40 variable in hosp_rollup2552_96_2002 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~2_40 | 85 247575.5 531399.7 3 3229537 by Jean Roth , jroth@nber.org , 10 Sep 2018