Summary statistics for d_2_sub2_c6_44 variable in hosp_rollup2552_96_2003 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_44 | 243 4392.313 31177.53 1 477778 by Jean Roth , jroth@nber.org , 21 Apr 2018