Summary statistics for a_c2_41 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_41 | 5,940 3729317 1.49e+07 -14692 4.81e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018