Summary statistics for a_c2_5 variable in prds_hosp10_yr2016 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_5 | 6,113 2.42e+07 5.06e+07 -6.82e+07 7.96e+08 by Jean Roth , jroth@nber.org , 23 Aug 2018