Summary statistics for d4_sub2_c3_56 variable in hosp_rollup2552_96_2011 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2_c3~6 | 3 40811.67 13993.82 24653 48891 by Jean Roth , jroth@nber.org , 21 Apr 2018