Summary statistics for s3_2_c4_19 variable in hcris2552_10_2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_2_c4_19 | 3,489 2133919 6557682 1 2.31e+08 by Jean Roth , jroth@nber.org , 23 Aug 2018