Summary statistics for d4_sub2_c2_51 variable in hosp_rollup2552_96_2002 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~2_51 | 372 578130.9 700332.1 82 4704094 by Jean Roth , jroth@nber.org , 10 Sep 2018