lt;-</span> <span class="fu">site_aggr</span><span class="op">(</span><span class="va">df_visit</span><span class="op">)</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="va">df_site</span> <span class="op"><a href="pipe.html">%&gt;%</a></span></span></span>
<span class="r-in"><span>  <span class="fu">knitr</span><span class="fu">::</span><span class="fu"><a href="https://rdrr.io/pkg/knitr/man/kable.html" class="external-link">kable</a></span><span class="op"