: right;">
    <code>Party</code> </td><td style="text-align: left;"> party affiliation: <code>D</code>=Democrat, <code>I</code>=Independent, <code>R</code>=Republican</td>
</tr>
<tr>
 <td style="text-align: right;">
    <code>Contribution</code> </td><td style="text-align: left;"> Contributions from car manufactures (dollars)</td>
</tr>
<tr>
 <td style="text-align: right;">
    <code>LogContr</code> </td><td style="text-align: left;"> Log of (Contribution+1)</td>
</tr>
<tr>
 <td style="text-align: right;">