Summary statistics for d4_sub2_c2_42 variable in hosp_rollup2552_96_2009 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_sub2~2_42 | 175 73273.65 207418.4 2 2109284 by Jean Roth , jroth@nber.org , 21 Apr 2018