Summary statistics for d4_sub2_c2_51 variable in hosp_rollup2552_96_1997 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~2_51 | 334 405714.5 481771.5 47 2776588 by Jean Roth , jroth@nber.org , 5 Sep 2018