u_shfe&quot;</span><span class="p">,</span> <span class="s2">&quot;cu_lme&quot;</span><span class="p">,</span> <span class="s2">&quot;cu_comex_p&quot;</span><span class="p">,</span>
                       <span class="s2">&quot;cu_comex_s&quot;</span><span class="p">,</span> <span class="s2">&quot;peso&quot;</span><span class="p">,</span> <span class="s2">&quot;sol&quot;</span><span class="p">,</span>
                       <span class="s2">&quot;bdi&quot;</span><span class="p">,</span> <span class="s2">&qu