Summary statistics for d4_sub1_c2_63 variable in hosp_rollup2552_96_2001 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_63 | 148 29559.09 105481.5 2 1136834 by Jean Roth , jroth@nber.org , 9 Sep 2018