Summary statistics for a_c6_59 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_59 | 1,088 -487328.2 4755050 -1.13e+08 2.04e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018