Summary statistics for d_2_sub2_c6_43 variable in hosp_rollup2552_96_2004 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_43 | 76 67.02632 197.8475 1 1637 by Jean Roth , jroth@nber.org , 21 Apr 2018