Summary statistics for s3_2_c4_1 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_2_c4_1 | 4,216 6.77e+07 1.10e+08 1 1.92e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018