Summary statistics for d4_sub1_c2_59 variable in hosp_rollup2552_96_2006 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_59 | 472 315051.9 1276670 1 1.81e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018