Summary statistics for d4_sub2_c3_51 variable in hosp_rollup2552_96_2006 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~3_51 | 354 221930.5 278946.3 1 2291903 by Jean Roth , jroth@nber.org , 21 Apr 2018