Summary statistics for d_4_hos_c8_60 variable in hosp_rollup2552_96_2002 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~8_60 | 56 2162972 4748167 206 2.42e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018