Summary statistics for d4_sub1_c2_49 variable in hosp_rollup2552_96_2009 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_49 | 1,612 126309 349573.9 5 9078012 by Jean Roth , jroth@nber.org , 21 Apr 2018