Summary statistics for d_4_hos_c6_50 variable in hosp_rollup2552_96_2003 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~6_50 | 104 3021581 3159782 57900 2.50e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018