Summary statistics for d4_hos_c3_42 variable in hosp_rollup2552_96_2005 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_hos_c3_42 | 990 155414.8 621038.8 20 1.34e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018