Summary statistics for d_4_hos_c2_41 variable in hosp_rollup2552_96_2008 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~2_41 | 333 929656.1 2681806 1 2.85e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018