Summary statistics for d4_sub1_c3_54 variable in hosp_rollup2552_96_1998 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~3_54 | 1,044 2351.616 5049.85 7 114876 by Jean Roth , jroth@nber.org , 6 Sep 2018