Summary statistics for a7_1_c2_10 variable in prds_hosp10_yr2014 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_1_c2_10 | 5,638 1.14e+07 4.21e+07 -7.55e+07 1.43e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018