      &lt;num&gt;       &lt;num&gt;    &lt;fctr&gt;</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   1:  -0.89767388  1.01560199   -1.3357516  -1.3110521    setosa</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   2:  -1.13920048 -0.13153881   -1.3357516  -1.3110521    setosa</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   3:  -1.38072709  0.32731751   -1.3923993  -1.3110521    setosa</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   4:  -1.5014