Summary statistics for a_c6_42 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_42 | 549 -256580.3 1848133 -2.38e+07 2.10e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018