Summary statistics for d_4_hos_c6_49 variable in hosp_rollup2552_96_2003 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~6_49 | 105 1.64e+07 1.68e+07 876204 7.93e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018