a-line-number="21"><span class="co">#&gt; 3       mle  77          male</span></a>
<a class="sourceLine" id="cb3-22" data-line-number="22"><span class="co">#&gt; 4 I am male  52     i am male</span></a>
<a class="sourceLine" id="cb3-23" data-line-number="23"><span class="co">#&gt; 5    femail  68        female</span></a>
<a class="sourceLine" id="cb3-24" data-line-number="24"><span class="co">#&gt; 6    female  67        female</span></a>
<a class="sourceLine" id="cb3-25" data-line-number="25"><span class="