| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 4.59 | 4.59 | 4.36 | 4.37 | 121,617 |  -4.79% |
 |
| 02/08/2010 | 4.64 | 4.67 | 4.54 | 4.59 | 74,547 | -0.43% |
|
| 02/05/2010 | 4.60 | 4.62 | 4.36 | 4.61 | 104,001 | 0.00% |
|
| 02/04/2010 | 4.81 | 4.86 | 4.58 | 4.61 | 102,294 | -4.36% |
|
| 02/03/2010 | 4.87 | 4.91 | 4.63 | 4.82 | 58,048 |  +0.42% |
|
| 02/02/2010 | 4.66 | 4.90 | 4.59 | 4.80 | 181,882 | +1.27% |
|
| 02/01/2010 | 4.53 | 4.75 | 4.53 | 4.74 | 140,008 | +4.64% |
|
| 01/29/2010 | 4.76 | 4.76 | 4.40 | 4.53 | 212,049 | -5.23% |
|
| 01/28/2010 | 4.84 | 4.85 | 4.61 | 4.78 | 69,029 | -0.21% |
|
| 01/27/2010 | 4.78 | 4.79 | 4.65 | 4.79 | 94,134 | -1.84% |
|
| 01/26/2010 | 4.90 | 4.90 | 4.78 | 4.88 | 225,015 | -0.41% |
|
| 01/25/2010 | 4.83 | 4.92 | 4.69 | 4.90 | 150,113 | +2.73% |
|
| 01/22/2010 | 4.82 | 4.90 | 4.51 | 4.77 | 448,686 | -2.85% |
|
| 01/21/2010 | 4.44 | 4.96 | 4.27 | 4.91 | 507,982 | +10.84% |
|
| 01/20/2010 | 4.31 | 4.48 | 4.31 | 4.43 | 101,607 | +2.31% |
|
| 01/19/2010 | 4.30 | 4.41 | 4.26 | 4.33 | 151,774 | +0.70% |
|
| 01/15/2010 | 4.29 | 4.35 | 4.28 | 4.30 | 123,406 | -0.92% |
|
| 01/14/2010 | 4.28 | 4.36 | 4.27 | 4.34 | 151,149 | +1.64% |
|
| 01/13/2010 | 4.35 | 4.35 | 4.26 | 4.27 | 107,049 | -0.23% |
|
| 01/12/2010 | 4.34 | 4.38 | 4.25 | 4.28 | 115,294 | -3.82% |
|
| 01/11/2010 | 4.37 | 4.47 | 4.35 | 4.45 | 114,879 | +1.14% |
|
| 01/08/2010 | 4.34 | 4.45 | 4.29 | 4.40 | 190,506 | +2.56% |
|
| 01/07/2010 | 4.90 | 4.90 | 4.29 | 4.29 | 801,535 | -11.91% |
|
| 01/06/2010 | 4.93 | 4.94 | 4.83 | 4.87 | 131,817 | -2.01% |
|
| 01/05/2010 | 4.87 | 4.97 | 4.87 | 4.97 | 153,752 | +1.64% |
|
| 01/04/2010 | 4.80 | 4.97 | 4.80 | 4.89 | 163,431 | +2.09% |
|
| 12/31/2009 | 4.86 | 4.87 | 4.51 | 4.79 | 135,094 | -0.21% |
|
| 12/30/2009 | 4.66 | 4.81 | 4.56 | 4.80 | 126,439 | +1.69% |
|
| 12/29/2009 | 4.80 | 4.85 | 4.69 | 4.72 | 93,816 | -2.28% |
|
| 12/28/2009 | 5.00 | 5.00 | 4.66 | 4.83 | 142,889 | -3.21% |
|
| 12/24/2009 | 4.89 | 4.99 | 4.86 | 4.99 | 25,302 | +1.22% |
|
| 12/23/2009 | 4.95 | 4.95 | 4.75 | 4.93 | 36,035 | -1.20% |
|
| 12/22/2009 | 4.90 | 4.99 | 4.82 | 4.99 | 70,628 | +1.63% |
|
| 12/21/2009 | 4.95 | 5.00 | 4.75 | 4.91 | 91,333 | -0.81% |
|
| 12/18/2009 | 4.78 | 4.95 | 4.72 | 4.95 | 149,137 | +2.48% |
|
| 12/17/2009 | 4.80 | 4.83 | 4.71 | 4.83 | 91,609 | -0.62% |
|
| 12/16/2009 | 4.65 | 4.90 | 4.64 | 4.86 | 234,024 | +2.10% |
|
| 12/15/2009 | 4.48 | 4.76 | 4.39 | 4.76 | 295,857 | +5.08% |
|
| 12/14/2009 | 4.40 | 4.54 | 4.40 | 4.53 | 182,474 | +2.03% |
|
| 12/11/2009 | 4.49 | 4.50 | 4.28 | 4.44 | 231,188 | +1.14% |
|
| 12/10/2009 | 4.57 | 4.60 | 4.25 | 4.39 | 4,174,645 | -4.15% |
|
| 12/09/2009 | 4.54 | 4.60 | 4.47 | 4.58 | 140,143 | +0.44% |
|
| 12/08/2009 | 4.23 | 4.56 | 4.23 | 4.56 | 75,948 | +4.59% |
|
| 12/07/2009 | 4.47 | 4.55 | 4.20 | 4.36 | 119,860 | -3.11% |
|
| 12/04/2009 | 4.49 | 4.65 | 4.47 | 4.50 | 72,016 | -1.10% |
|
| 12/03/2009 | 4.64 | 4.64 | 4.46 | 4.55 | 31,609 | -0.87% |
|
| 12/02/2009 | 4.75 | 4.75 | 4.51 | 4.59 | 210,920 | -3.23% |
|
| 12/01/2009 | 4.60 | 4.75 | 4.54 | 4.74 | 146,227 | +3.11% |
|
| 11/30/2009 | 4.68 | 4.85 | 4.45 | 4.60 | 1,463,613 | -2.54% |
|
| 11/27/2009 | 4.63 | 4.75 | 4.55 | 4.72 | 94,965 | +0.85% |
|
| 11/25/2009 | 4.54 | 4.68 | 4.49 | 4.68 | 107,642 | +2.63% |
|
| 11/24/2009 | 4.47 | 4.56 | 4.45 | 4.56 | 81,880 | +2.01% |
|
| 11/23/2009 | 4.29 | 4.49 | 4.21 | 4.47 | 79,134 | +4.20% |
|
| 11/20/2009 | 4.46 | 4.55 | 4.20 | 4.29 | 253,227 | -3.60% |
|
| 11/19/2009 | 4.48 | 4.50 | 4.36 | 4.45 | 181,598 | -0.67% |
|
| 11/18/2009 | 4.56 | 4.64 | 4.43 | 4.48 | 116,272 | -1.32% |
|
| 11/17/2009 | 4.49 | 4.75 | 4.44 | 4.54 | 130,412 | -0.22% |
|
| 11/16/2009 | 4.27 | 4.70 | 4.27 | 4.55 | 309,387 | +4.12% |
|
| 11/13/2009 | 4.38 | 4.49 | 4.32 | 4.37 | 79,646 | -1.80% |
|
| 11/12/2009 | 4.47 | 4.50 | 4.30 | 4.45 | 116,573 | -0.89% |
|
| 11/11/2009 | 4.41 | 4.49 | 4.35 | 4.49 | 85,440 | +1.13% |
|
| 11/10/2009 | 4.50 | 4.50 | 4.24 | 4.44 | 480,285 | +1.84% |
|
| 11/09/2009 | 4.31 | 4.36 | 4.21 | 4.36 | 197,868 | +0.46% |
|
| 11/06/2009 | 4.40 | 4.43 | 4.17 | 4.34 | 163,796 | -3.34% |
 |
| 11/05/2009 | 4.45 | 4.55 | 4.39 | 4.49 | 70,104 | +2.05% |
|
| 11/04/2009 | 4.48 | 4.60 | 4.36 | 4.40 | 127,432 | -0.90% |
|
| 11/03/2009 | 4.17 | 4.48 | 4.11 | 4.44 | 206,745 | +6.47% |
|
| 11/02/2009 | 4.34 | 4.63 | 4.12 | 4.17 | 111,202 | -5.23% |
|
| 10/30/2009 | 4.30 | 4.59 | 4.03 | 4.40 | 219,172 | +2.33% |
|
| 10/29/2009 | 4.12 | 4.48 | 4.10 | 4.30 | 110,656 | +4.37% |
|
| 10/28/2009 | 4.51 | 4.51 | 4.00 | 4.12 | 219,655 | -8.44% |
|
| 10/27/2009 | 4.50 | 4.60 | 4.46 | 4.50 | 499,643 | 0.00% |
|
| 10/26/2009 | 4.67 | 4.69 | 4.50 | 4.50 | 118,509 | -3.64% |
|
| 10/23/2009 | 4.84 | 4.84 | 4.61 | 4.67 | 43,006 | -0.85% |
|
| 10/22/2009 | 4.90 | 4.90 | 4.64 | 4.71 | 199,661 | -3.88% |
|
| 10/21/2009 | 4.85 | 4.97 | 4.85 | 4.90 | 105,555 | -0.81% |
|
| 10/20/2009 | 4.99 | 5.00 | 4.85 | 4.94 | 72,114 | +0.20% |
|
| 10/19/2009 | 5.04 | 5.15 | 4.86 | 4.93 | 120,004 | -2.57% |
|
| 10/16/2009 | 4.87 | 5.15 | 4.85 | 5.06 | 200,713 | +3.69% |
|
| 10/15/2009 | 5.00 | 5.06 | 4.79 | 4.88 | 101,392 | -2.20% |
|
| 10/14/2009 | 5.00 | 5.08 | 4.90 | 4.99 | 151,259 | +0.81% |
|
| 10/13/2009 | 5.07 | 5.09 | 4.91 | 4.95 | 71,129 | -1.20% |
|
| 10/12/2009 | 5.05 | 5.14 | 4.94 | 5.01 | 78,420 | +0.40% |
|
| 10/09/2009 | 5.05 | 5.10 | 4.91 | 4.99 | 79,164 | -0.20% |
|
| 10/08/2009 | 4.97 | 5.12 | 4.95 | 5.00 | 211,933 | +2.25% |
|
| 10/07/2009 | 4.89 | 5.02 | 4.80 | 4.89 | 347,222 | -0.61% |
|
| 10/06/2009 | 4.83 | 5.12 | 4.83 | 4.92 | 185,114 | -2.19% |
|
| 10/05/2009 | 4.67 | 5.04 | 4.67 | 5.03 | 126,122 | +4.14% |
|
| 10/02/2009 | 4.65 | 4.90 | 4.60 | 4.83 | 100,175 | +2.77% |
|
| 10/01/2009 | 4.75 | 4.80 | 4.64 | 4.70 | 80,408 | -2.49% |
|
| 09/30/2009 | 4.70 | 4.95 | 4.65 | 4.82 | 65,558 | +0.42% |
|
| 09/29/2009 | 4.98 | 4.98 | 4.76 | 4.80 | 76,491 | -1.23% |
|
| 09/28/2009 | 4.70 | 4.97 | 4.60 | 4.86 | 141,885 | +5.19% |
|
| 09/25/2009 | 4.73 | 4.79 | 4.52 | 4.62 | 152,918 | -4.94% |
|
| 09/24/2009 | 5.05 | 5.05 | 4.66 | 4.86 | 98,364 | -2.41% |
|
| 09/23/2009 | 5.15 | 5.15 | 4.80 | 4.98 | 426,732 | -2.92% |
|
| 09/22/2009 | 4.81 | 5.18 | 4.81 | 5.13 | 743,550 | +6.21% |
|
| 09/21/2009 | 4.95 | 4.95 | 4.60 | 4.83 | 139,884 | +5.46% |
|
| 09/18/2009 | 4.75 | 4.90 | 4.50 | 4.58 | 192,899 | -4.58% |
|
| 09/17/2009 | 4.61 | 4.90 | 4.45 | 4.80 | 377,859 | +5.49% |
|
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