Summary statistics for d_4_hos_c2_61 variable in hosp_rollup2552_96_1999 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~2_61 | 313 76196.57 130887.3 12 1069150 by Jean Roth , jroth@nber.org , 7 Sep 2018