Summary statistics for d4_sub1_c2_56 variable in hosp_rollup2552_96_1998 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_56 | 1,897 245432.3 304129.7 3 3889076 by Jean Roth , jroth@nber.org , 6 Sep 2018