Summary statistics for c_1_c7_90 variable in prds_hosp10_yr2016 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_90 | 3,141 2.23e+07 6.84e+07 174 1.44e+09 by Jean Roth , jroth@nber.org , 23 Aug 2018