Summary statistics for s3_1_c23_7 variable in snf_rollup2540_96_2003 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  s3_1_c23_7 |          1      675028           .     675028     675028

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