Summary statistics for a_c6_5 variable in prds_hosp10_yr2016 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_5 | 6,090 -4152579 2.27e+07 -5.11e+08 2.19e+08 by Jean Roth , jroth@nber.org , 23 Aug 2018