<table><tbody><tr style="vertical-align: top; font: 10pt Times New Roman, Times, Serif">
<td style="width: 0.5in; font: 10pt Times New Roman, Times, Serif"><font style="font: 10pt Times New Roman, Times, Serif">(1)</font></td><td style="text-align: justify; font: 10pt Times New Roman, Times, Serif"><font style="font: 10pt Times New Roman, Times, Serif">Includes
                                         options to purchase 2,412,097 shares of Common Stock granted under our 2010 Equity Incentive
                                         Plan, and options to purchase 70,000 shares of Common Stock granted under our 2002 Long-Term
                                         Incentive Plan.</font></td></tr></tbody></table>
<table><tbody><tr>
<td><font>(1)</font></td><td><font>Includes
                                         options to purchase 2,412,097 shares of Common Stock granted under our 2010 Equity Incentive
                                         Plan, and options to purchase 70,000 shares of Common Stock granted under our 2002 Long-Term
                                         Incentive Plan.</font></td></tr></tbody></table>