dd><p>Population density (person/unit area).</p>
</dd>
<dt>popwhite</dt><dd><p>Number of whites.</p>
</dd>
<dt>popblack</dt><dd><p>Number of blacks.</p>
</dd>
<dt>popamerindian</dt><dd><p>Number of American Indians.</p>
</dd>
<dt>popasian</dt><dd><p>Number of Asians.</p>
</dd>
<dt>popother</dt><dd><p>Number of other races.</p>
</dd>
<dt>percwhite</dt><dd><p>Percent white.</p>
</dd>
<dt>percblack</dt><dd><p>Percent black.</p>
</dd>
<dt>percamerindan</dt><dd><p>Percent American Indian.</p>
</dd>
<dt>percasian