Summary statistics for s3_1_c23_3 variable in snf_rollup2540_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  s3_1_c23_3 |         21    30.06381    33.50904        .07         92

by Jean Roth , jroth@nber.org , 17 Feb 2018