Summary statistics for d_2_sub1_c6_56 variable in hosp_rollup2552_96_2008 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~1_c6_56 | 363 720.6556 2010.001 1 22819 by Jean Roth , jroth@nber.org , 21 Apr 2018