Summary statistics for s3_2_c4_42 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_2_c4_42 | 2,131 1122986 1740716 -21314 2.33e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018