Summary statistics for d_4_hos_c2_63 variable in hosp_rollup2552_96_1997 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~2_63 | 43 55097.12 166982.4 2 1089310 by Jean Roth , jroth@nber.org , 5 Sep 2018