Summary statistics for d_4_hos_c2_60 variable in hosp_rollup2552_96_2001 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~2_60 | 130 61819.76 132254.8 4 1138877 by Jean Roth , jroth@nber.org , 9 Sep 2018