lass="cn">NULL</span>,</span>
<span>  title_wrap <span class="op">=</span> <span class="fl">80</span>,</span>
<span>  subtitle <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  subtitle_wrap <span class="op">=</span> <span class="fl">80</span>,</span>
<span>  x_breaks_n <span class="op">=</span> <span class="fl">2</span>,</span>
<span>  x_zero_mid <span class="op">=</span> <span class="cn">FALSE</span>,</span>
<span>  x_expand <span class="op">=</span> <span class="fu"><a href="https://