span class="r-pr">#&gt;</span> [41] ""       "Female" "Female" "Female" "Male"   "Male"   ""       "Female"</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [49] "Female" "Female" "Male"   "Male"   ""       "Female" "Female" "Female"</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [57] "Male"   ""       ""       ""       ""       ""       ""       ""      </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [65] ""       ""       ""       ""       ""       "Female" "Fema