Summary statistics for a_c6_60 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_60 | 3,642 -385912.5 2047744 -3.75e+07 3.35e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018