Summary statistics for a7_1_c2_10 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_1_c2_10 | 5,685 1.13e+07 3.78e+07 -9.55e+07 1.15e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018