n>                              3   56    35.4        65.2</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>                              4   55    34.8       100.0</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>                                                        </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> ------------------------------------------------------------ </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> trt: 2</span>
<span class="r-ou