Summary statistics for a7_1_c7_7 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_1_c7_7 | 41 1.71e+07 7.86e+07 224 5.04e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018