Summary statistics for a_c6_16 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_16 | 1,857 -245898.4 1616702 -5.22e+07 9706930 by Jean Roth , jroth@nber.org , 12 Sep 2018