Summary statistics for c_1_c6_30 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_30 | 2,288 3.95e+07 8.10e+07 1 1.20e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018