Summary statistics for d_4_hos_c6_44 variable in hosp_rollup2552_96_2010 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~6_44 | 248 3.43e+08 3.82e+08 196602 1.94e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018