Summary statistics for d_4_hos_c2_41 variable in hosp_rollup2552_96_2005 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~2_41 | 335 342704.5 567646.4 1 4370520 by Jean Roth , jroth@nber.org , 21 Apr 2018