| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 4.54 | 4.54 | 4.22 | 4.35 | 82,022 |  -1.14% |
 |
| 02/08/2010 | 4.57 | 4.60 | 4.26 | 4.40 | 54,692 | -3.72% |
|
| 02/05/2010 | 4.70 | 4.71 | 4.40 | 4.57 | 97,947 | -3.18% |
|
| 02/04/2010 | 4.78 | 4.80 | 4.56 | 4.72 | 57,562 | -2.07% |
|
| 02/03/2010 | 4.67 | 4.82 | 4.51 | 4.82 | 59,398 |  +2.55% |
|
| 02/02/2010 | 4.64 | 4.75 | 4.55 | 4.70 | 46,212 | +2.62% |
|
| 02/01/2010 | 4.58 | 4.64 | 4.48 | 4.58 | 83,720 | 0.00% |
|
| 01/29/2010 | 4.65 | 4.66 | 4.43 | 4.58 | 63,934 | -0.65% |
|
| 01/28/2010 | 4.57 | 4.70 | 4.48 | 4.61 | 31,606 | +1.32% |
|
| 01/27/2010 | 4.70 | 4.70 | 4.39 | 4.55 | 110,863 | -4.01% |
|
| 01/26/2010 | 4.80 | 4.85 | 4.67 | 4.74 | 64,308 | -2.27% |
|
| 01/25/2010 | 4.80 | 4.90 | 4.70 | 4.85 | 75,808 | +1.04% |
|
| 01/22/2010 | 4.88 | 4.88 | 4.53 | 4.80 | 116,629 | -1.84% |
|
| 01/21/2010 | 4.93 | 4.98 | 4.85 | 4.89 | 51,723 | -1.01% |
|
| 01/20/2010 | 4.94 | 4.98 | 4.81 | 4.94 | 50,774 | -0.20% |
|
| 01/19/2010 | 5.00 | 5.00 | 4.90 | 4.95 | 41,198 | 0.00% |
|
| 01/15/2010 | 4.99 | 5.00 | 4.83 | 4.95 | 51,727 | -1.00% |
|
| 01/14/2010 | 4.98 | 5.00 | 4.92 | 5.00 | 48,452 | -0.40% |
|
| 01/13/2010 | 4.97 | 5.04 | 4.87 | 5.02 | 63,120 | +0.40% |
|
| 01/12/2010 | 4.98 | 5.05 | 4.84 | 5.00 | 42,434 | +0.40% |
|
| 01/11/2010 | 4.96 | 5.15 | 4.90 | 4.98 | 55,913 | +0.40% |
|
| 01/08/2010 | 4.89 | 5.03 | 4.89 | 4.96 | 109,247 | +2.48% |
|
| 01/07/2010 | 4.88 | 4.88 | 4.71 | 4.84 | 29,925 | -0.21% |
|
| 01/06/2010 | 4.86 | 4.90 | 4.73 | 4.85 | 44,250 | -0.61% |
|
| 01/05/2010 | 4.88 | 4.88 | 4.80 | 4.88 | 51,355 | +0.62% |
|
| 01/04/2010 | 4.90 | 4.90 | 4.70 | 4.85 | 85,005 | -0.82% |
|
| 12/31/2009 | 4.54 | 4.89 | 4.54 | 4.89 | 174,355 | +7.71% |
 |
| 12/30/2009 | 4.60 | 4.60 | 4.51 | 4.54 | 137,861 | -1.09% |
|
| 12/29/2009 | 4.54 | 4.59 | 4.40 | 4.59 | 58,661 | +0.44% |
|
| 12/28/2009 | 4.50 | 4.57 | 4.40 | 4.57 | 71,434 | +0.44% |
|
| 12/24/2009 | 4.47 | 4.55 | 4.43 | 4.55 | 36,503 | +1.11% |
|
| 12/23/2009 | 4.44 | 4.54 | 4.40 | 4.50 | 67,104 | 0.00% |
|
| 12/22/2009 | 4.50 | 4.60 | 4.45 | 4.50 | 20,025 | 0.00% |
|
| 12/21/2009 | 4.47 | 4.54 | 4.45 | 4.50 | 26,139 | 0.00% |
|
| 12/18/2009 | 4.50 | 4.50 | 4.45 | 4.50 | 40,387 | 0.00% |
|
| 12/17/2009 | 4.56 | 4.56 | 4.45 | 4.50 | 36,827 | -1.32% |
|
| 12/16/2009 | 4.60 | 4.60 | 4.48 | 4.56 | 22,053 | +0.44% |
|
| 12/15/2009 | 4.59 | 4.59 | 4.45 | 4.54 | 42,117 | +0.89% |
|
| 12/14/2009 | 4.52 | 4.64 | 4.46 | 4.50 | 24,077 | -0.44% |
|
| 12/11/2009 | 4.50 | 4.58 | 4.47 | 4.52 | 107,706 | 0.00% |
|
| 12/10/2009 | 4.42 | 4.60 | 4.42 | 4.52 | 189,329 | +2.49% |
|
| 12/09/2009 | 4.35 | 4.50 | 4.34 | 4.41 | 141,969 | +2.32% |
|
| 12/08/2009 | 4.35 | 4.35 | 4.30 | 4.31 | 28,689 | -0.92% |
|
| 12/07/2009 | 4.30 | 4.40 | 4.24 | 4.35 | 56,950 | +1.87% |
|
| 12/04/2009 | 4.23 | 4.27 | 4.20 | 4.27 | 137,597 | +0.47% |
|
| 12/03/2009 | 4.14 | 4.25 | 4.10 | 4.25 | 310,709 | +1.92% |
|
| 12/02/2009 | 4.14 | 4.19 | 4.10 | 4.17 | 13,448 | +0.24% |
|
| 12/01/2009 | 4.20 | 4.22 | 4.11 | 4.16 | 30,096 | -0.95% |
|
| 11/30/2009 | 4.16 | 4.20 | 4.07 | 4.20 | 37,087 | 0.00% |
|
| 11/27/2009 | 4.06 | 4.20 | 4.06 | 4.20 | 10,881 | 0.00% |
|
| 11/25/2009 | 4.20 | 4.20 | 4.06 | 4.20 | 76,274 | 0.00% |
|
| 11/24/2009 | 4.17 | 4.20 | 4.02 | 4.20 | 61,213 | +0.24% |
|
| 11/23/2009 | 4.20 | 4.20 | 4.10 | 4.19 | 70,770 | -0.24% |
|
| 11/20/2009 | 4.15 | 4.20 | 4.01 | 4.20 | 36,923 | +0.48% |
|
| 11/19/2009 | 4.17 | 4.20 | 4.05 | 4.18 | 65,313 | -0.48% |
|
| 11/18/2009 | 4.16 | 4.21 | 3.96 | 4.20 | 93,249 | +0.48% |
|
| 11/17/2009 | 4.21 | 4.21 | 4.05 | 4.18 | 29,612 | -0.48% |
|
| 11/16/2009 | 4.08 | 4.20 | 3.95 | 4.20 | 37,068 | +2.94% |
|
| 11/13/2009 | 4.05 | 4.08 | 4.01 | 4.08 | 23,815 | +1.75% |
|
| 11/12/2009 | 4.05 | 4.12 | 3.87 | 4.01 | 48,137 | -0.74% |
|
| 11/11/2009 | 4.00 | 4.04 | 3.85 | 4.04 | 67,882 | +1.00% |
|
| 11/10/2009 | 4.00 | 4.00 | 3.89 | 4.00 | 41,195 | 0.00% |
|
| 11/09/2009 | 3.80 | 4.00 | 3.62 | 4.00 | 71,169 | +5.26% |
|
| 11/06/2009 | 3.85 | 3.86 | 3.74 | 3.80 | 31,753 | -1.55% |
|
| 11/05/2009 | 3.74 | 3.86 | 3.74 | 3.86 | 26,582 | +5.46% |
|
| 11/04/2009 | 3.66 | 3.79 | 3.53 | 3.66 | 99,217 | +6.40% |
|
| 11/03/2009 | 3.50 | 3.57 | 3.44 | 3.44 | 37,405 | -1.71% |
|
| 11/02/2009 | 3.50 | 3.50 | 3.42 | 3.50 | 38,743 | -2.23% |
|
| 10/30/2009 | 3.67 | 3.68 | 3.55 | 3.58 | 21,868 | -2.45% |
|
| 10/29/2009 | 3.72 | 3.73 | 3.53 | 3.67 | 92,523 | -0.81% |
|
| 10/28/2009 | 3.75 | 3.78 | 3.38 | 3.70 | 203,142 | -1.86% |
|
| 10/27/2009 | 3.83 | 3.83 | 3.60 | 3.77 | 33,485 | -1.31% |
|
| 10/26/2009 | 3.83 | 3.86 | 3.70 | 3.82 | 17,180 | -0.26% |
|
| 10/23/2009 | 3.86 | 3.89 | 3.76 | 3.83 | 60,375 | -1.54% |
|
| 10/22/2009 | 3.95 | 3.95 | 3.72 | 3.89 | 122,170 | -1.52% |
|
| 10/21/2009 | 3.93 | 4.00 | 3.93 | 3.95 | 19,063 | -0.75% |
|
| 10/20/2009 | 4.00 | 4.00 | 3.90 | 3.98 | 22,438 | -0.50% |
|
| 10/19/2009 | 3.97 | 4.00 | 3.76 | 4.00 | 108,560 | +0.25% |
|
| 10/16/2009 | 3.98 | 4.00 | 3.91 | 3.99 | 40,089 | 0.00% |
|
| 10/15/2009 | 3.92 | 4.00 | 3.90 | 3.99 | 142,848 | +3.64% |
|
| 10/14/2009 | 3.95 | 3.95 | 3.76 | 3.85 | 45,772 | 0.00% |
|
| 10/13/2009 | 3.82 | 3.88 | 3.80 | 3.85 | 40,790 | +0.79% |
|
| 10/12/2009 | 3.83 | 3.83 | 3.72 | 3.82 | 20,702 | -0.52% |
|
| 10/09/2009 | 3.78 | 3.85 | 3.76 | 3.84 | 108,372 | +1.59% |
|
| 10/08/2009 | 3.75 | 3.78 | 3.70 | 3.78 | 92,194 | +0.80% |
|
| 10/07/2009 | 3.70 | 3.75 | 3.64 | 3.75 | 106,450 | +1.35% |
|
| 10/06/2009 | 3.61 | 3.70 | 3.60 | 3.70 | 58,846 | +2.78% |
|
| 10/05/2009 | 3.57 | 3.62 | 3.53 | 3.60 | 17,057 | +1.41% |
|
| 10/02/2009 | 3.56 | 3.56 | 3.45 | 3.55 | 63,386 | -0.84% |
|
| 10/01/2009 | 3.66 | 3.67 | 3.48 | 3.58 | 44,428 | -1.65% |
|
| 09/30/2009 | 3.61 | 3.70 | 3.61 | 3.64 | 80,045 | 0.00% |
|
| 09/29/2009 | 3.69 | 3.70 | 3.64 | 3.64 | 88,123 | -1.62% |
|
| 09/28/2009 | 3.68 | 3.71 | 3.56 | 3.70 | 73,975 | 0.00% |
|
| 09/25/2009 | 3.64 | 3.74 | 3.60 | 3.70 | 53,357 | +0.27% |
|
| 09/24/2009 | 3.70 | 3.75 | 3.54 | 3.69 | 63,333 | -0.27% |
|
| 09/23/2009 | 3.70 | 3.75 | 3.63 | 3.70 | 104,736 | +0.82% |
|
| 09/22/2009 | 3.50 | 3.69 | 3.48 | 3.67 | 206,507 | +4.26% |
|
| 09/21/2009 | 3.46 | 3.55 | 3.46 | 3.52 | 51,914 | -0.56% |
|
| 09/18/2009 | 3.57 | 3.65 | 3.50 | 3.54 | 68,258 | -0.84% |
|
| 09/17/2009 | 3.57 | 3.57 | 3.47 | 3.57 | 72,632 | +0.28% |
|
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