  --------------------------------------------
#&gt; 
#&gt; 
#&gt; All rows are shown in table below
#&gt; 
#&gt;   ===========================================
#&gt;     VARIABLE    ..ROWNUMBER..  BASE  COMPARE 
#&gt;   -------------------------------------------
#&gt;    Petal.Width        1        0.2    &lt;NA&gt;   
#&gt;   -------------------------------------------
#&gt; 
#&gt; 
#&gt; All rows are shown in table below
#&gt; 
#&gt;   ==========================================
#&gt;    VARIABLE  ..ROWNU