&gt;</span> Q4 0.537 0.503 0.569 1.000 0.799 0.839 0.751 0.676</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Q5 0.477 0.434 0.499 0.799 1.000 0.805 0.670 0.599</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Q6 0.484 0.436 0.503 0.839 0.805 1.000 0.709 0.633</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Q7 0.552 0.557 0.601 0.751 0.670 0.709 1.000 0.790</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Q8 0.521 0.531 0.570 0.676 0.599 0.633 0.790 1.0