Summary statistics for a_c6_194 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_194 | 1,106 -8526.845 2.39e+07 -5.43e+08 3.46e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018