Summary statistics for d_4_hos_c1_40 variable in hosp_rollup2552_96_2006 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos_c1~0 | 89 254994.1 151820.8 1402 912050 by Jean Roth , jroth@nber.org , 21 Apr 2018