Summary statistics for d_2_hos_c8_56 variable in hosp_rollup2552_96_2009 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_hos~8_56 | 4,660 87837.27 138430.9 1 2262863 by Jean Roth , jroth@nber.org , 21 Apr 2018