Summary statistics for a_c2_10 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_10 | 5,920 374987.3 737958.5 -3122596 1.13e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018