Summary statistics for d4_sub1_c2_50 variable in hosp_rollup2552_96_2001 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub1~2_50 | 1,712 365988.8 882603.1 4 1.94e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018