Summary statistics for d_2_hos_c6_39 variable in hosp_rollup2552_96_1998 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_hos~6_39 | 1,572 610.3085 4106.104 1 69191 by Jean Roth , jroth@nber.org , 6 Sep 2018