Summary statistics for s3_1_c1_00500 variable in hcris2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c1~0500 | 6,300 119.5116 118.3494 1 1166 by Jean Roth , jroth@nber.org , 6 Sep 2018