Summary statistics for s3_1_c1_01200 variable in hcris2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c1_01~0 | 6,053 130.6052 143.7657 1 1672 by Jean Roth , jroth@nber.org , 7 Sep 2018