Summary statistics for d_2_sub2_c6_47 variable in hosp_rollup2552_96_2001 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_47 | 172 97.74419 221.1413 1 1712 by Jean Roth , jroth@nber.org , 9 Sep 2018