-18"></a><span class="co">#&gt; 1            3               1       1    benign</span></span>
<span id="cb3-19"><a href="#cb3-19"></a><span class="co">#&gt; 2            3               2       1    benign</span></span>
<span id="cb3-20"><a href="#cb3-20"></a><span class="co">#&gt; 3            3               1       1    benign</span></span>
<span id="cb3-21"><a href="#cb3-21"></a><span class="co">#&gt; 4            3               7       1    benign</span></span>
<span id="cb3-22"><a href="#cb3-22"></a