Summary statistics for a8_c2_36 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_36 | 71 -566500.9 5738352 -4.10e+07 2.36e+07 by Jean Roth , jroth@nber.org , 5 Sep 2018