\begin{Schunk}
\begin{Sinput}
 datsum2$numerics
\end{Sinput}
\begin{Soutput}
          age     educ    income
0%      9.000    2.000    -56820
25%    19.000    8.000     -2225
50%    22.000   10.000     10570
75%    25.000   12.000     23770
100%   37.000   21.000     77190
mean   22.040   10.020     10470
sd      4.556    3.056     19630
var    20.760    9.337 385400000
NA's    0.000   40.000        80
N    1000.000 1000.000      1000
\end{Soutput}
\end{Schunk}
