  $ loc    : Factor w/ 4 levels "Ochlockonee",..: 2 2 2 2 2 2 2 2 2 2 ...</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  $ year   : int  2001 2001 2001 2001 2001 2002 2002 2002 2002 2002 ...</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  $ num    : int  129 28 18 19 3 83 73 37 11 9 ...</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  $ age    : int  2 3 4 5 8 2 3 4 5 6 ...</span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/utils/head.htm