Summary statistics for d_4_hos_c6_51 variable in hosp_rollup2552_96_2002 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~6_51 | 40 330672.7 336329.2 2075 1562721 by Jean Roth , jroth@nber.org , 10 Sep 2018