Summary statistics for c_1_c7_89 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_89 | 3 5.13e+07 8.43e+07 924141 1.49e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018