Summary statistics for d4_sub1_c3_59 variable in hosp_rollup2552_96_2009 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~3_59 | 441 142548.4 724946.4 1 1.09e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018