Summary statistics for a_c1_51 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c1_51 | 2,404 332268.5 534888.4 -3044 1.30e+07 by Jean Roth , jroth@nber.org , 12 Sep 2018