asAnchor" id="format"><a class="anchor" href="#format"></a>Format</h2>

    <p>An sf data frame with 403 rows, 30 variables, and a geometry column:</p><dl>
<dt>	FIPS	</dt><dd><p>FIPS Code</p></dd>
<dt>	MSA	</dt><dd><p>MSA Name</p></dd>
<dt>	TOT_POP	</dt><dd><p>Total population: Total</p></dd>
<dt>	POP_16	</dt><dd><p>Total population: Under 16</p></dd>
<dt>	POP_65	</dt><dd><p>Total population: 65+</p></dd>
<dt>	WHITE	</dt><dd><p>Total population: Not Hispanic or Latino; White alone</p></dd>
<dt>	BLACK	</dt><