Summary statistics for d4_sub1_c2_6201 variable in hosp_rollup2552_96_1997 data Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4~1_c2_6201 | 13 3789.462 5664.469 6 21259 by Jean Roth , jroth@nber.org , 5 Sep 2018