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|                                                                |   |                 Three Months               |            |   |                 Six Months                       |   |
|---------------------------------------------------------------------|--------|----------------------------------------------------------------------------------------------|-----------------|--------|----------------------------------------------------------------------------------------------------|--------|
|                                                                |   |                   Ended June 30, |            |   |                    Ended June 30, |   |
|                                                                |   |         2008                                                             |            |   |              2007                                               |   |   |               2008 |   |   |             2007 |   |
| Basic      Earnings Per Share:                                      |   |                                                                                         |            |   |                                                                                               |   |   |   |   |   |   |   |
| Net income (loss)                                                   |   | $                                                                                            | (5,973,270      | )      |                                                                                               | $      | 4,529,338 |   |   | $ | (5,677,611 | ) |   | $ | 9,196,365 |   |
|                                                                |   |                                                                                         |            |   |                                                                                               |   |   |   |   |   |   |   |   |   |   |   |
| Earnings on common      shares                                      |   | $                                                                                            | (5,973,270      | )      |                                                                                               | $      | 4,529,338 |   |   | $ | (5,677,611 | ) |   | $ | 9,196,365 |   |
|                                                                |   |                                                                                         |            |   |                                                                                               |   |   |   |   |   |   |   |   |   |   |   |
| Weighted average      commonshares outstanding –      basic   |   |                                                                                         |  7,918,217 |   |                                                                                               |   | 7,909,664 |   |   |   |  7,918,069 |   |   |   | 7,909,664 |   |
|                                                                |   |                                                                                         |            |   |                                                                                               |   |   |   |   |   |   |   |   |   |   |   |
| Basic earnings per common      share                                |   | $                                                                                            | (0.75           | )      |                                                                                               | $      | 0.57 |   |   | $ | (0.72 | ) |   | $ | 1.16 |   |
|                                                                |   |                                                                                         |            |   |                                                                                               |   |   |   |   |   |   |   |   |   |   |   |
| Diluted      Earnings Per Share:Net income (loss)                   |   | $                                                                                            | (5,973,270      | )      |                                                                                               | $      | 4,529,338 |   |   | $ | (5,677,611 | ) |   | $ | 9,196,365 |   |
|                                                                |   |                                                                                         |            |   |                                                                                               |   |   |   |   |   |   |   |   |   |   |   |
| Weighted average      commonShares outstanding –      diluted |   |                                                                                         |  7,989,320 |   |                                                                                               |   | 8,041,810 |   |   |   |  8,010,619 |   |   |   | 8,040,846 |   |
|                                                                |   |                                                                                         |            |   |                                                                                               |   |   |   |   |   |   |   |   |   |   |   |
| Diluted      earnings per common share                              |   | $                                                                                            | (0.75           | )      |                                                                                               | $      | 0.56 |   |   | $ | (0.71 | ) |   | $ | 1.14 |   |

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