an class="co">#&gt;  3     3     251.     2 308     5.13e-3 5.11e-3 0.00330      1.00</span>
<span class="co">#&gt;  4     4     321.     3 308     1.14e-4 1.14e-4 0.00175      1.00</span>
<span class="co">#&gt;  5     5     357.     4 308     3.93e-4 3.92e-4 0.000778     1.00</span>
<span class="co">#&gt;  6     6     415.     5 308     1.07e-3 1.07e-3 0.000321     1.00</span>
<span class="co">#&gt;  7     7     382.     6 308     3.49e-5 3.49e-5 0.000361     1.00</span>
<span class="co">#&gt;  8     8    