Summary statistics for a_c6_49 variable in hosp_rollup2552_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_49 | 2,491 -7076.54 632928.7 -5531136 1.74e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018