Summary statistics for s3_1_c4_01500 variable in hcris2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c4~1500 | 2,338 4002.136 3315.089 1 29310 by Jean Roth , jroth@nber.org , 6 Sep 2018