| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 2.81 | 2.81 | 2.64 | 2.68 | 25,741 |  -3.25% |
 |
| 02/08/2010 | 2.74 | 2.77 | 2.64 | 2.77 | 61,994 |  +1.84% |
|
| 02/05/2010 | 2.80 | 2.82 | 2.70 | 2.72 | 36,447 | -3.20% |
|
| 02/04/2010 | 3.14 | 3.14 | 2.81 | 2.81 | 85,974 | -10.79% |
|
| 02/03/2010 | 3.18 | 3.18 | 3.10 | 3.15 | 43,563 | -0.63% |
|
| 02/02/2010 | 3.17 | 3.17 | 3.04 | 3.17 | 90,578 | +2.59% |
|
| 02/01/2010 | 2.92 | 3.12 | 2.82 | 3.09 | 90,256 | +10.36% |
|
| 01/29/2010 | 2.84 | 2.96 | 2.68 | 2.80 | 36,227 | -1.41% |
|
| 01/28/2010 | 2.62 | 2.84 | 2.61 | 2.84 | 61,158 | +7.17% |
|
| 01/27/2010 | 2.79 | 2.83 | 2.63 | 2.65 | 19,100 | -5.36% |
|
| 01/26/2010 | 2.75 | 2.84 | 2.60 | 2.80 | 77,494 | +1.08% |
|
| 01/25/2010 | 2.87 | 2.87 | 2.77 | 2.77 | 14,022 | -3.45% |
|
| 01/22/2010 | 2.93 | 2.93 | 2.81 | 2.87 | 7,489 | -0.38% |
|
| 01/21/2010 | 3.04 | 3.05 | 2.80 | 2.88 | 29,642 | -4.64% |
|
| 01/20/2010 | 3.19 | 3.19 | 3.00 | 3.02 | 36,996 | -4.43% |
|
| 01/19/2010 | 3.32 | 3.34 | 3.07 | 3.16 | 139,884 | -5.67% |
|
| 01/15/2010 | 3.21 | 3.35 | 3.04 | 3.35 | 76,066 | +5.35% |
|
| 01/14/2010 | 3.04 | 3.18 | 3.04 | 3.18 | 14,756 | +4.95% |
|
| 01/13/2010 | 3.02 | 3.13 | 3.01 | 3.03 | 29,912 | -0.66% |
|
| 01/12/2010 | 3.19 | 3.36 | 3.05 | 3.05 | 32,693 | -5.57% |
|
| 01/11/2010 | 3.30 | 3.30 | 3.14 | 3.23 | 46,882 | -2.12% |
|
| 01/08/2010 | 3.28 | 3.30 | 3.14 | 3.30 | 13,603 | +1.23% |
|
| 01/07/2010 | 3.47 | 3.55 | 3.12 | 3.26 | 75,988 | -6.05% |
|
| 01/06/2010 | 3.48 | 3.62 | 3.46 | 3.47 | 23,783 | -1.14% |
|
| 01/05/2010 | 3.20 | 3.51 | 3.20 | 3.51 | 121,033 | +12.50% |
|
| 01/04/2010 | 2.96 | 3.19 | 2.93 | 3.12 | 60,553 | +6.12% |
|
| 12/31/2009 | 2.81 | 2.94 | 2.67 | 2.94 | 58,613 | +2.44% |
|
| 12/30/2009 | 2.84 | 2.89 | 2.61 | 2.87 | 38,072 | +1.41% |
|
| 12/29/2009 | 2.70 | 2.83 | 2.68 | 2.83 | 35,239 | +6.79% |
|
| 12/28/2009 | 2.82 | 2.82 | 2.56 | 2.65 | 246,635 | -4.33% |
|
| 12/24/2009 | 2.96 | 3.07 | 2.68 | 2.77 | 20,500 | -1.77% |
|
| 12/23/2009 | 2.85 | 2.91 | 2.74 | 2.82 | 161,347 | -0.35% |
|
| 12/22/2009 | 2.81 | 2.87 | 2.73 | 2.83 | 102,217 | -0.70% |
|
| 12/21/2009 | 2.82 | 2.98 | 2.81 | 2.85 | 102,171 | +0.71% |
|
| 12/18/2009 | 2.68 | 2.90 | 2.67 | 2.83 | 56,589 | +6.39% |
|
| 12/17/2009 | 2.61 | 2.68 | 2.55 | 2.66 | 51,804 | 0.00% |
|
| 12/16/2009 | 2.42 | 2.66 | 2.42 | 2.66 | 60,321 | +10.83% |
|
| 12/15/2009 | 2.60 | 2.64 | 2.29 | 2.40 | 71,236 | -6.25% |
|
| 12/14/2009 | 2.60 | 2.75 | 2.56 | 2.56 | 29,396 | -1.54% |
|
| 12/11/2009 | 2.70 | 2.75 | 2.53 | 2.60 | 49,968 | -1.70% |
|
| 12/10/2009 | 2.65 | 2.82 | 2.57 | 2.64 | 23,653 | -0.19% |
|
| 12/09/2009 | 2.78 | 2.80 | 2.50 | 2.65 | 99,668 | -3.64% |
|
| 12/08/2009 | 2.80 | 2.83 | 2.75 | 2.75 | 34,152 | -1.79% |
|
| 12/07/2009 | 2.93 | 2.93 | 2.79 | 2.80 | 17,760 | -4.31% |
|
| 12/04/2009 | 3.04 | 3.16 | 2.76 | 2.93 | 51,814 | -0.14% |
|
| 12/03/2009 | 2.95 | 3.04 | 2.91 | 2.93 | 57,700 | -0.68% |
|
| 12/02/2009 | 3.01 | 3.02 | 2.95 | 2.95 | 25,078 | -1.99% |
|
| 12/01/2009 | 3.13 | 3.19 | 2.87 | 3.01 | 114,376 | -3.22% |
|
| 11/30/2009 | 3.18 | 3.23 | 3.02 | 3.11 | 91,768 | -2.51% |
|
| 11/27/2009 | 3.16 | 3.25 | 3.12 | 3.19 | 7,620 | -1.85% |
|
| 11/25/2009 | 3.25 | 3.28 | 3.15 | 3.25 | 21,121 | +0.62% |
|
| 11/24/2009 | 3.34 | 3.37 | 3.13 | 3.23 | 92,302 | -4.44% |
|
| 11/23/2009 | 3.41 | 3.41 | 3.11 | 3.38 | 123,228 | +0.60% |
|
| 11/20/2009 | 3.30 | 3.40 | 3.30 | 3.36 | 22,289 | +0.60% |
|
| 11/19/2009 | 3.18 | 3.45 | 3.07 | 3.34 | 94,471 | +4.37% |
|
| 11/18/2009 | 3.03 | 3.32 | 2.89 | 3.20 | 386,971 | +5.26% |
|
| 11/17/2009 | 3.29 | 3.35 | 3.00 | 3.04 | 81,770 | -9.25% |
|
| 11/16/2009 | 3.41 | 3.41 | 3.26 | 3.35 | 29,738 | -1.76% |
|
| 11/13/2009 | 3.36 | 3.41 | 3.30 | 3.41 | 60,702 | +1.49% |
|
| 11/12/2009 | 3.35 | 3.44 | 3.30 | 3.36 | 21,425 | 0.00% |
|
| 11/11/2009 | 3.41 | 3.45 | 3.24 | 3.36 | 16,266 | -2.33% |
|
| 11/10/2009 | 3.49 | 3.49 | 3.29 | 3.44 | 96,728 | -1.99% |
|
| 11/09/2009 | 3.70 | 3.76 | 3.33 | 3.51 | 201,244 | -4.88% |
|
| 11/06/2009 | 3.90 | 3.91 | 3.56 | 3.69 | 321,362 | -14.98% |
|
| 11/05/2009 | 4.30 | 4.53 | 4.00 | 4.34 | 172,958 | +1.88% |
|
| 11/04/2009 | 4.57 | 4.61 | 4.25 | 4.26 | 91,692 | -7.39% |
|
| 11/03/2009 | 4.75 | 4.75 | 4.34 | 4.60 | 63,349 | -3.97% |
|
| 11/02/2009 | 4.79 | 4.90 | 4.56 | 4.79 | 54,475 | +0.21% |
|
| 10/30/2009 | 5.10 | 5.26 | 4.74 | 4.78 | 31,980 | -6.46% |
|
| 10/29/2009 | 5.08 | 5.25 | 5.04 | 5.11 | 18,487 | -0.78% |
|
| 10/28/2009 | 5.00 | 5.15 | 4.91 | 5.15 | 74,034 | +2.18% |
|
| 10/27/2009 | 5.12 | 5.19 | 5.04 | 5.04 | 37,634 | -1.95% |
|
| 10/26/2009 | 4.98 | 5.22 | 4.97 | 5.14 | 83,827 | +3.21% |
|
| 10/23/2009 | 5.21 | 5.22 | 4.80 | 4.98 | 76,712 | -5.14% |
|
| 10/22/2009 | 5.35 | 5.35 | 5.12 | 5.25 | 246,314 | -0.38% |
|
| 10/21/2009 | 5.35 | 5.63 | 5.21 | 5.27 | 106,461 | -1.86% |
|
| 10/20/2009 | 5.18 | 5.37 | 5.12 | 5.37 | 143,435 | +1.32% |
|
| 10/19/2009 | 5.27 | 5.30 | 5.16 | 5.30 | 47,550 | +0.66% |
 |
| 10/16/2009 | 5.14 | 5.34 | 4.94 | 5.26 | 74,638 | +1.45% |
|
| 10/15/2009 | 4.71 | 5.19 | 4.38 | 5.19 | 59,719 | +9.26% |
|
| 10/14/2009 | 4.20 | 4.78 | 4.19 | 4.75 | 92,939 | +11.76% |
|
| 10/13/2009 | 3.88 | 4.35 | 3.77 | 4.25 | 202,449 | +10.97% |
|
| 10/12/2009 | 3.87 | 3.95 | 3.75 | 3.83 | 37,521 | -0.26% |
|
| 10/09/2009 | 4.00 | 4.10 | 3.81 | 3.84 | 159,434 | -4.00% |
|
| 10/08/2009 | 3.81 | 4.00 | 3.79 | 4.00 | 198,086 | +5.54% |
|
| 10/07/2009 | 3.81 | 3.94 | 3.75 | 3.79 | 70,030 | -2.57% |
|
| 10/06/2009 | 3.70 | 4.05 | 3.70 | 3.89 | 132,402 | +6.28% |
|
| 10/05/2009 | 3.93 | 3.95 | 3.59 | 3.66 | 178,429 | -7.34% |
|
| 10/02/2009 | 3.90 | 3.95 | 3.67 | 3.95 | 62,000 | +0.25% |
|
| 10/01/2009 | 3.72 | 3.95 | 3.71 | 3.94 | 92,907 | +9.44% |
|
| 09/30/2009 | 3.84 | 3.88 | 3.60 | 3.60 | 376,862 | -6.49% |
|
| 09/29/2009 | 3.80 | 3.90 | 3.57 | 3.85 | 110,714 | -0.52% |
|
| 09/28/2009 | 3.69 | 3.87 | 3.61 | 3.87 | 16,875 | +5.16% |
|
| 09/25/2009 | 3.71 | 3.74 | 3.54 | 3.68 | 18,945 | +0.27% |
|
| 09/24/2009 | 3.90 | 3.91 | 3.60 | 3.67 | 30,962 | -3.93% |
|
| 09/23/2009 | 3.59 | 4.03 | 3.59 | 3.82 | 14,209 | +0.26% |
|
| 09/22/2009 | 3.93 | 4.03 | 3.74 | 3.81 | 73,141 | -0.39% |
|
| 09/21/2009 | 3.98 | 3.99 | 3.71 | 3.82 | 30,759 | -3.65% |
|
| 09/18/2009 | 3.85 | 4.10 | 3.71 | 3.97 | 103,036 | -0.50% |
|
| 09/17/2009 | 4.00 | 4.05 | 3.61 | 3.99 | 82,035 | 0.00% |
|
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