"external-link">lm</a></span><span class="op">(</span><span class="va">max</span> <span class="op">~</span> <span class="va">yearID</span><span class="op">)</span>, col<span class="op">=</span><span class="st">"red"</span>, lwd<span class="op">=</span><span class="fl">2</span><span class="op">)</span></span></span>
<span class="r-in"><span>  <span class="op">}</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="Label-1.png" alt="" width="700" height="433"></span>
</code></pre></d