| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 4.59 | 4.87 | 4.50 | 4.85 | 96,857 |  +7.30% |
 |
| 02/08/2010 | 4.92 | 4.93 | 4.51 | 4.52 | 82,518 |  -8.50% |
|
| 02/05/2010 | 4.56 | 4.98 | 4.50 | 4.94 | 78,497 | +8.33% |
|
| 02/04/2010 | 4.68 | 4.73 | 4.50 | 4.56 | 79,249 | -2.56% |
 |
| 02/03/2010 | 4.74 | 4.79 | 4.62 | 4.68 | 32,708 | -1.47% |
|
| 02/02/2010 | 4.74 | 4.75 | 4.66 | 4.75 | 59,716 | 0.00% |
|
| 02/01/2010 | 4.77 | 4.77 | 4.68 | 4.75 | 35,200 | -0.42% |
|
| 01/29/2010 | 4.75 | 4.81 | 4.67 | 4.77 | 53,729 | +0.42% |
|
| 01/28/2010 | 4.83 | 4.83 | 4.65 | 4.75 | 71,652 | -1.66% |
|
| 01/27/2010 | 4.74 | 4.84 | 4.70 | 4.83 | 46,860 | +1.68% |
|
| 01/26/2010 | 4.81 | 4.89 | 4.75 | 4.75 | 63,885 | -1.66% |
|
| 01/25/2010 | 4.93 | 4.95 | 4.75 | 4.83 | 46,446 | -1.02% |
|
| 01/22/2010 | 5.00 | 5.05 | 4.87 | 4.88 | 30,105 | -2.40% |
|
| 01/21/2010 | 5.07 | 5.11 | 5.00 | 5.00 | 63,553 | -1.96% |
|
| 01/20/2010 | 5.11 | 5.15 | 5.00 | 5.10 | 59,959 | -1.54% |
|
| 01/19/2010 | 5.06 | 5.18 | 5.01 | 5.18 | 47,725 | +1.77% |
|
| 01/15/2010 | 5.13 | 5.13 | 5.00 | 5.09 | 108,961 | -0.20% |
|
| 01/14/2010 | 5.02 | 5.14 | 5.02 | 5.10 | 38,710 | +0.99% |
|
| 01/13/2010 | 5.05 | 5.13 | 4.96 | 5.05 | 46,322 | 0.00% |
|
| 01/12/2010 | 4.88 | 5.05 | 4.87 | 5.05 | 47,626 | +2.64% |
|
| 01/11/2010 | 5.14 | 5.14 | 4.90 | 4.92 | 56,120 | -3.72% |
|
| 01/08/2010 | 5.14 | 5.20 | 5.02 | 5.11 | 22,515 | -0.58% |
|
| 01/07/2010 | 4.98 | 5.16 | 4.93 | 5.14 | 66,567 | +3.42% |
|
| 01/06/2010 | 4.98 | 5.15 | 4.95 | 4.97 | 100,928 | -0.20% |
|
| 01/05/2010 | 4.83 | 5.10 | 4.83 | 4.98 | 89,209 | +2.68% |
|
| 01/04/2010 | 4.95 | 4.98 | 4.78 | 4.85 | 163,272 | -0.82% |
|
| 12/31/2009 | 4.94 | 5.03 | 4.89 | 4.89 | 65,148 | -1.21% |
|
| 12/30/2009 | 4.91 | 4.99 | 4.81 | 4.95 | 49,249 | -0.60% |
|
| 12/29/2009 | 5.00 | 5.08 | 4.92 | 4.98 | 72,404 | +0.20% |
|
| 12/28/2009 | 4.86 | 4.98 | 4.76 | 4.97 | 99,828 | +2.69% |
|
| 12/24/2009 | 4.79 | 4.88 | 4.79 | 4.84 | 17,646 | +1.04% |
|
| 12/23/2009 | 4.76 | 4.84 | 4.76 | 4.79 | 72,604 | +0.84% |
|
| 12/22/2009 | 4.74 | 4.83 | 4.71 | 4.75 | 123,165 | +0.21% |
|
| 12/21/2009 | 4.70 | 4.75 | 4.65 | 4.74 | 68,219 | +1.94% |
|
| 12/18/2009 | 4.62 | 4.69 | 4.59 | 4.65 | 160,979 | +1.97% |
|
| 12/17/2009 | 4.53 | 4.64 | 4.52 | 4.56 | 143,655 | +0.22% |
|
| 12/16/2009 | 4.62 | 4.67 | 4.52 | 4.55 | 101,404 | -0.22% |
|
| 12/15/2009 | 4.62 | 4.69 | 4.51 | 4.56 | 87,313 | -1.30% |
|
| 12/14/2009 | 4.61 | 4.74 | 4.51 | 4.62 | 102,492 | +0.87% |
|
| 12/11/2009 | 4.66 | 4.73 | 4.55 | 4.58 | 70,051 | -1.29% |
|
| 12/10/2009 | 4.64 | 4.73 | 4.55 | 4.64 | 121,332 | +0.22% |
|
| 12/09/2009 | 4.68 | 4.72 | 4.61 | 4.63 | 53,158 | -1.28% |
|
| 12/08/2009 | 4.79 | 4.84 | 4.66 | 4.69 | 83,675 | -3.30% |
|
| 12/07/2009 | 4.73 | 4.88 | 4.59 | 4.85 | 126,232 | +2.11% |
|
| 12/04/2009 | 4.70 | 4.80 | 4.60 | 4.75 | 79,185 | +3.71% |
|
| 12/03/2009 | 4.66 | 4.73 | 4.52 | 4.58 | 84,842 | -1.72% |
|
| 12/02/2009 | 4.72 | 4.82 | 4.61 | 4.66 | 66,009 | -0.85% |
|
| 12/01/2009 | 4.81 | 4.81 | 4.61 | 4.70 | 96,781 | -0.84% |
|
| 11/30/2009 | 4.71 | 4.83 | 4.57 | 4.74 | 163,645 | +0.85% |
|
| 11/27/2009 | 4.51 | 4.87 | 4.51 | 4.70 | 78,274 | +1.73% |
|
| 11/25/2009 | 4.82 | 4.92 | 4.62 | 4.62 | 84,256 | -3.75% |
|
| 11/24/2009 | 4.60 | 4.90 | 4.54 | 4.80 | 81,254 | +3.23% |
|
| 11/23/2009 | 4.65 | 4.75 | 4.57 | 4.65 | 100,830 | +2.20% |
|
| 11/20/2009 | 4.69 | 4.80 | 4.54 | 4.55 | 102,069 | -3.60% |
|
| 11/19/2009 | 4.82 | 4.87 | 4.54 | 4.72 | 1,048,949 | -2.88% |
|
| 11/18/2009 | 4.88 | 4.92 | 4.69 | 4.86 | 57,222 | +1.46% |
|
| 11/17/2009 | 4.90 | 4.92 | 4.79 | 4.79 | 46,990 | -3.23% |
|
| 11/16/2009 | 4.89 | 5.00 | 4.89 | 4.95 | 109,831 | +1.23% |
|
| 11/13/2009 | 4.56 | 5.10 | 4.45 | 4.89 | 200,472 | +7.95% |
|
| 11/12/2009 | 4.91 | 4.91 | 4.51 | 4.53 | 167,993 | -7.55% |
|
| 11/11/2009 | 5.02 | 5.02 | 4.85 | 4.90 | 77,544 | -1.61% |
|
| 11/10/2009 | 5.02 | 5.07 | 4.98 | 4.98 | 38,355 | -1.39% |
|
| 11/09/2009 | 5.07 | 5.13 | 4.96 | 5.05 | 117,665 | +0.20% |
|
| 11/06/2009 | 5.05 | 5.15 | 5.01 | 5.04 | 59,447 | -1.95% |
|
| 11/05/2009 | 5.15 | 5.19 | 5.04 | 5.14 | 61,826 | +1.78% |
|
| 11/04/2009 | 5.16 | 5.25 | 5.03 | 5.05 | 73,128 | -1.94% |
|
| 11/03/2009 | 5.13 | 5.25 | 5.04 | 5.15 | 64,168 | -0.58% |
|
| 11/02/2009 | 5.27 | 5.30 | 5.02 | 5.18 | 112,812 | 0.00% |
|
| 10/30/2009 | 5.20 | 5.47 | 5.03 | 5.18 | 187,986 | -2.45% |
|
| 10/29/2009 | 5.60 | 5.61 | 4.99 | 5.31 | 347,669 | -5.01% |
|
| 10/28/2009 | 5.88 | 5.97 | 5.42 | 5.59 | 87,668 | -5.25% |
|
| 10/27/2009 | 5.78 | 6.05 | 5.68 | 5.90 | 79,005 | +2.79% |
|
| 10/26/2009 | 5.94 | 6.26 | 5.73 | 5.74 | 113,063 | -3.20% |
|
| 10/23/2009 | 6.78 | 6.78 | 5.86 | 5.93 | 169,049 | -11.89% |
|
| 10/22/2009 | 6.40 | 6.74 | 6.25 | 6.73 | 108,742 | +5.32% |
|
| 10/21/2009 | 6.58 | 6.74 | 6.38 | 6.39 | 150,342 | -3.18% |
|
| 10/20/2009 | 6.65 | 6.65 | 6.41 | 6.60 | 117,669 | -0.15% |
|
| 10/19/2009 | 6.51 | 6.70 | 6.41 | 6.61 | 127,718 | +2.32% |
|
| 10/16/2009 | 6.47 | 6.53 | 6.15 | 6.46 | 119,367 | -1.07% |
|
| 10/15/2009 | 6.18 | 6.55 | 5.92 | 6.53 | 363,182 | +5.15% |
|
| 10/14/2009 | 5.84 | 6.22 | 5.72 | 6.21 | 218,267 | +8.57% |
|
| 10/13/2009 | 5.78 | 5.82 | 5.51 | 5.72 | 132,673 | -1.55% |
|
| 10/12/2009 | 5.14 | 6.00 | 5.10 | 5.81 | 468,125 | +18.57% |
|
| 10/09/2009 | 4.85 | 4.94 | 4.84 | 4.90 | 58,759 | +1.24% |
|
| 10/08/2009 | 4.84 | 4.92 | 4.79 | 4.84 | 72,460 | +0.62% |
|
| 10/07/2009 | 4.72 | 4.82 | 4.67 | 4.81 | 28,404 | +1.05% |
|
| 10/06/2009 | 4.68 | 4.76 | 4.64 | 4.76 | 144,544 | +2.37% |
|
| 10/05/2009 | 4.80 | 4.83 | 4.63 | 4.65 | 98,615 | -3.73% |
|
| 10/02/2009 | 4.60 | 4.85 | 4.60 | 4.83 | 89,151 | +3.87% |
|
| 10/01/2009 | 4.82 | 4.89 | 4.54 | 4.65 | 219,837 | -4.52% |
|
| 09/30/2009 | 5.01 | 5.05 | 4.75 | 4.87 | 200,477 | -2.40% |
|
| 09/29/2009 | 5.16 | 5.21 | 4.98 | 4.99 | 73,198 | -2.73% |
|
| 09/28/2009 | 5.03 | 5.15 | 5.03 | 5.13 | 56,987 | +3.01% |
|
| 09/25/2009 | 5.00 | 5.00 | 4.82 | 4.98 | 61,346 | -0.40% |
|
| 09/24/2009 | 4.81 | 5.03 | 4.79 | 5.00 | 109,701 | +3.31% |
|
| 09/23/2009 | 5.17 | 5.17 | 4.83 | 4.84 | 118,528 | -5.84% |
|
| 09/22/2009 | 5.16 | 5.22 | 5.04 | 5.14 | 85,332 | +1.18% |
|
| 09/21/2009 | 5.48 | 5.53 | 5.05 | 5.08 | 65,745 | -8.47% |
|
| 09/18/2009 | 5.42 | 5.62 | 4.89 | 5.55 | 218,674 | +3.16% |
|
| 09/17/2009 | 5.16 | 5.50 | 5.13 | 5.38 | 141,326 | +4.67% |
|
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