Summary statistics for s3_1_c4_02600 variable in hcris2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c4_~600 | 3,416 1835.162 2031.329 1 30729 by Jean Roth , jroth@nber.org , 8 Sep 2018