span>
<span class="r-in"><span><span class="op">}</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span>     sernum  sl  fl  tl wght        ws        wr</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 1      100 126 152 157   92  80.83571 113.81109</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 20     290 124 148 153   86  74.20562 115.89419</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 40     490 169 201 210  236 212.06997 111.28402</span>
<