Summary statistics for d_4_hos_c2_6201 variable in hosp_rollup2552_96_1998 data Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_h~2_6201 | 11 16331.09 40597.54 1 136137 by Jean Roth , jroth@nber.org , 6 Sep 2018