Summary statistics for a_c2_15 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_15 | 3,806 6310405 1.50e+07 -9545966 3.42e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018