Summary statistics for s3_3_c4_4 variable in hcris2552_10_2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_3_c4_4 | 3,778 9215797 1.79e+07 800 2.13e+08 by Jean Roth , jroth@nber.org , 23 Aug 2018