Summary statistics for d_4_hos_c2_50 variable in hosp_rollup2552_96_2004 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~2_50 | 96 122959.2 274175.6 1 1668954 by Jean Roth , jroth@nber.org , 21 Apr 2018