Summary statistics for d_4_hos_c2_39 variable in hosp_rollup2552_96_2000 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~2_39 | 177 71307.73 154272.7 2 1480342 by Jean Roth , jroth@nber.org , 8 Sep 2018