Summary statistics for d4_sub2_c3_56 variable in hosp_rollup2552_96_2009 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~3_56 | 602 187968.6 171382.5 103 1552235 by Jean Roth , jroth@nber.org , 21 Apr 2018