Summary statistics for d_4_hos_c2_41 variable in hosp_rollup2552_96_1996 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~2_41 | 410 147888.6 173699.9 2 1575424 by Jean Roth , jroth@nber.org , 3 Sep 2018