Summary statistics for d_4_hos_c8_42 variable in hosp_rollup2552_96_2001 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~8_42 | 27 1.42e+07 1.14e+07 163660 4.60e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018