Summary statistics for d4_sub1_c3_61 variable in hosp_rollup2552_96_2002 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~3_61 | 1,601 20079.42 34587.83 3 638612 by Jean Roth , jroth@nber.org , 10 Sep 2018