<table>
<tbody><tr style="font-size:1px">
<td width="69%" valign="BOTTOM">
<p>&nbsp;</p>
</td>
<td width="3%" valign="BOTTOM">
<p align="CENTER">&nbsp;</p>
</td>
<td width="7%" valign="BOTTOM">
<p align="CENTER">&nbsp;</p>
</td>
<td width="5%" valign="BOTTOM">
<p align="CENTER">&nbsp;</p>
</td>
<td width="3%" valign="BOTTOM">
<p align="CENTER">&nbsp;</p>
</td>
<td width="7%" valign="BOTTOM">
<p align="CENTER">&nbsp;</p>
</td>
<td width="5%" valign="BOTTOM">
<p align="CENTER">&nbsp;</p>
</td>
<td width="1%" valign="BOTTOM">
<p align="CENTER">&nbsp;</p>
</td>
</tr>
<tr>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
<td colspan="2" valign="BOTTOM">
<p align="CENTER"><font size="2">2008</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
<td colspan="2" valign="BOTTOM">
<p align="CENTER"><font size="2">2007</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
</tr>
<tr>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
<td colspan="5" valign="BOTTOM">
<hr size="1" width="100%" noshade="" color="BLACK" align="CENTER">
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
</tr>
<tr>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="CENTER"><font size="1">&nbsp;</font></p>
</td>
</tr>
<tr>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p style="MARGIN-LEFT:8.65PT;TEXT-INDENT:-8.65PT"><font size="2">Risk-free interest rate</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p align="RIGHT"><font size="2">4.36</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="2">%</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p align="RIGHT"><font size="2">5.06</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="2">%</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="1">&nbsp;</font></p>
</td>
</tr>
<tr>
<td valign="BOTTOM">
<p style="MARGIN-LEFT:8.65PT;TEXT-INDENT:-8.65PT"><font size="2">Expected life – years</font></p>
</td>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="RIGHT"><font size="2">5.19</font></p>
</td>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="RIGHT"><font size="2">2.85</font></p>
</td>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
</tr>
<tr>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p style="MARGIN-LEFT:8.65PT;TEXT-INDENT:-8.65PT"><font size="2">Expected volatility</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p align="RIGHT"><font size="2">62.1</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="2">%</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p align="RIGHT"><font size="2">55.2</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="2">%</font></p>
</td>
<td valign="BOTTOM" bgcolor="#EAF9E8">
<p><font size="1">&nbsp;</font></p>
</td>
</tr>
<tr>
<td valign="BOTTOM">
<p style="MARGIN-LEFT:8.65PT;TEXT-INDENT:-8.65PT"><font size="2">Expected dividend yield</font></p>
</td>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="RIGHT"><font size="2">0</font></p>
</td>
<td valign="BOTTOM">
<p><font size="2">%</font></p>
</td>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
<td valign="BOTTOM">
<p align="RIGHT"><font size="2">0</font></p>
</td>
<td valign="BOTTOM">
<p><font size="2">%</font></p>
</td>
<td valign="BOTTOM">
<p><font size="1">&nbsp;</font></p>
</td>
</tr>
</tbody></table>
<table>
<tbody><tr>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
<td>
<p> </p>
</td>
</tr>
<tr>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>2008</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>2007</font></p>
</td>
<td>
<p><font> </font></p>
</td>
</tr>
<tr>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<hr/>
</td>
<td>
<p><font> </font></p>
</td>
</tr>
<tr>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
</tr>
<tr>
<td>
<p><font>Risk-free interest rate</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>4.36</font></p>
</td>
<td>
<p><font>%</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>5.06</font></p>
</td>
<td>
<p><font>%</font></p>
</td>
<td>
<p><font> </font></p>
</td>
</tr>
<tr>
<td>
<p><font>Expected life – years</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>5.19</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>2.85</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font> </font></p>
</td>
</tr>
<tr>
<td>
<p><font>Expected volatility</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>62.1</font></p>
</td>
<td>
<p><font>%</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>55.2</font></p>
</td>
<td>
<p><font>%</font></p>
</td>
<td>
<p><font> </font></p>
</td>
</tr>
<tr>
<td>
<p><font>Expected dividend yield</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>0</font></p>
</td>
<td>
<p><font>%</font></p>
</td>
<td>
<p><font> </font></p>
</td>
<td>
<p><font>0</font></p>
</td>
<td>
<p><font>%</font></p>
</td>
<td>
<p><font> </font></p>
</td>
</tr>
</tbody></table>