an class='r-pr'>#&gt;</span> [17,]  0.0000000 0.0000000</span>
<span class='r-out co'><span class='r-pr'>#&gt;</span> [18,]  0.1494436 0.0000000</span>
<span class='r-out co'><span class='r-pr'>#&gt;</span> [19,]  0.0000000 0.2248647</span>
<span class='r-out co'><span class='r-pr'>#&gt;</span> [20,]  0.2248647 0.0000000</span>
<span class='r-out co'><span class='r-pr'>#&gt;</span> </span>
<span class='r-in'></span>
</pre>
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