Summary statistics for a8_c2_41 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_41 | 2,923 -329001.9 3709078 -1.07e+08 7.76e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018