Summary statistics for a_c6_96 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_96 | 297 -1564168 2.38e+07 -4.07e+08 1.37e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018