Summary statistics for a_c6_30 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_30 | 4,242 -842222.8 2287340 -5.05e+07 2.06e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018