Summary statistics for d4_hos_c2_41 variable in hosp_rollup2552_96_2010 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_hos_c2_41 | 3,785 1.48e+07 4.91e+07 19 8.91e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018