Summary statistics for d4_sub2_c3_55 variable in hosp_rollup2552_96_2006 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2_c3~5 | 568 45808.01 70720.06 6 640187 by Jean Roth , jroth@nber.org , 21 Apr 2018