Summary statistics for s3_1_c20_3 variable in snf_rollup2540_96_2008 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  s3_1_c20_3 |      1,027    39.94742    52.90653          1        485

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