Summary statistics for c_1_c7_57 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_57 | 2,441 2.97e+07 3.28e+07 10 4.64e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018