Summary statistics for d4_sub1_c2_44 variable in hosp_rollup2552_96_2001 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_44 | 1,808 305627.3 679565.4 13 1.37e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018