Summary statistics for d4_sub2_c3_51 variable in hosp_rollup2552_96_1997 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~3_51 | 334 195141.7 203267.9 21 1020629 by Jean Roth , jroth@nber.org , 5 Sep 2018