an>
<span class="co">#&gt; 3    Ozone      37      116         75.81699       24.183007</span></code></pre></div>
<p>To sort the above in descending order:</p>
<div class="sourceCode" id="cb9"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="fu"><a href="reference/na_summary.html">na_summary</a></span><span class="op">(</span><span class="va">airquality</span>, sort_by<span class="op">=</span><span class="st">"percent_missing"</span>, descending <span class="op">=</span> <span clas