Summary statistics for d_4_hos_c8_42 variable in hosp_rollup2552_96_2006 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_hos~8_42 | 49 2.70e+07 3.45e+07 6400 1.50e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018