Table of
<ol>
<li>mean   $partialdiff sub Zona$ [ MGAP IPA CARGA_SEGURA carga ]  
</ol>
<a href="http://dlibrary.snia.gub.uy/SOURCES/.MGAP/.IPA/.CARGA_SEGURA/.carga/%5BZona%5Dpartial/%5BZona%5Daverage/" >Additional Information</a><p><table border>
<tr><th>$partialdiff sub Zona$ Clases</th></tr>
<tr><th>unitless/ids</th></tr>
<tr><td>-0.5</td></tr>
</table>