Summary statistics for a_c6_15 variable in prds_hosp10_yr2014 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_15 | 1,900 -575036.4 3718987 -1.07e+08 1.54e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018