Edit theme template
forumdisplay_thread_rating replace whole content of template with:
<td align="center">
<div id="rating_table_{$thread['tid']}">
<ul class="star_rating{$not_rated}" id="rating_thread_{$thread['tid']}">
<li style="width: {$thread['width']}%" class="current_rating" id="current_rating_{$thread['tid']}">{$ratingvotesav}</li>
</ul>
</div>
<div>
<span class="smalltext">{$thread['numratings']} votes</span>
</div>
<script type="text/javascript">
<!--
Rating.build_forumdisplay({$thread['tid']}, { width: '{$thread['width']}', extra_class: '{$not_rated}', current_average: '{$ratingvotesav}' });
// -->
</script>
</td>