Summary statistics for d4_sub1_c2_37 variable in hosp_rollup2552_96_2011 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_37 | 3 73066.67 59709.11 35479 141916 by Jean Roth , jroth@nber.org , 21 Apr 2018