Summary statistics for d4_sub1_c2_60 variable in hosp_rollup2552_96_2001 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_60 | 522 29142.35 110111.6 1 1987319 by Jean Roth , jroth@nber.org , 9 Sep 2018