ylim =</span> <span class="fu">c</span>(<span class="dv">1</span>, <span class="dv">5</span>)) <span class="sc">+</span></span>
<span id="cb31-4"><a href="#cb31-4" aria-hidden="true" tabindex="-1"></a>  <span class="fu">scale_x_continuous</span>(<span class="at">expand =</span> <span class="fu">c</span>(<span class="dv">0</span>, <span class="dv">0</span>)) <span class="sc">+</span></span>
<span id="cb31-5"><a href="#cb31-5" aria-hidden="true" tabindex="-1"></a>  <span class="fu">scale_y_continuous</span>(<