Summary statistics for d4_sub2_c3_55 variable in hosp_rollup2552_96_2011 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2_c3~5 | 3 10873.67 9227.212 219 16201 by Jean Roth , jroth@nber.org , 21 Apr 2018