class="op">)</span> <span class="op">+</span></span></span>
<span class="r-in"><span>  <span class="fu">scale_x_continuous</span><span class="op">(</span>breaks <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/seq.html" class="external-link">seq</a></span><span class="op">(</span><span class="fl">2004</span>, <span class="fl">2012</span>, <span class="fl">4</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="stat_alluvium-12.png"