Summary statistics for a7_3_c11_2 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c11_2 | 164 127103.8 1176619 -1.33e+07 3461728 by Jean Roth , jroth@nber.org , 21 Apr 2018