K-8 Avg&quot;</span><span class="p">]</span>
    <span class="n">hs</span> <span class="o">=</span> <span class="n">xls</span><span class="p">[</span><span class="s2">&quot;MS HS Avg&quot;</span><span class="p">]</span>
    <span class="n">ptr</span> <span class="o">=</span> <span class="n">xls</span><span class="p">[</span><span class="s2">&quot;PTR&quot;</span><span class="p">]</span>
    <span class="n">ptr</span><span class="o">.</span><span class="n">columns</span> <span class="o">=</span> <span class=