| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 3.09 | 3.30 | 3.01 | 3.14 | 24,628 |  +2.95% |
 |
| 02/08/2010 | 3.13 | 3.13 | 3.03 | 3.05 | 34,495 |  -4.09% |
|
| 02/05/2010 | 3.07 | 3.24 | 3.05 | 3.18 | 34,280 | +2.91% |
|
| 02/04/2010 | 3.15 | 3.20 | 3.08 | 3.09 | 36,289 | -2.83% |
|
| 02/03/2010 | 3.22 | 3.22 | 3.17 | 3.18 | 16,912 | -1.85% |
|
| 02/02/2010 | 3.26 | 3.32 | 3.17 | 3.24 | 27,875 | -0.61% |
|
| 02/01/2010 | 3.26 | 3.32 | 3.14 | 3.26 | 37,494 | +0.62% |
|
| 01/29/2010 | 3.18 | 3.32 | 3.13 | 3.24 | 44,722 | +2.53% |
|
| 01/28/2010 | 3.19 | 3.25 | 3.10 | 3.16 | 36,149 | -0.32% |
|
| 01/27/2010 | 3.13 | 3.24 | 3.12 | 3.17 | 29,856 | +1.28% |
|
| 01/26/2010 | 3.21 | 3.24 | 3.13 | 3.13 | 34,305 | -2.49% |
|
| 01/25/2010 | 3.20 | 3.22 | 3.16 | 3.21 | 81,925 | +1.26% |
|
| 01/22/2010 | 3.32 | 3.34 | 3.16 | 3.17 | 60,523 | -4.23% |
|
| 01/21/2010 | 3.39 | 3.44 | 3.31 | 3.31 | 31,427 | -1.78% |
|
| 01/20/2010 | 3.55 | 3.58 | 3.37 | 3.37 | 15,711 | -6.13% |
|
| 01/19/2010 | 3.55 | 3.65 | 3.52 | 3.59 | 18,089 | +1.13% |
|
| 01/15/2010 | 3.69 | 3.69 | 3.54 | 3.55 | 26,810 | -3.01% |
|
| 01/14/2010 | 3.71 | 3.72 | 3.59 | 3.66 | 12,096 | +0.83% |
|
| 01/13/2010 | 3.36 | 3.80 | 3.30 | 3.63 | 33,200 | +8.68% |
|
| 01/12/2010 | 3.72 | 3.74 | 3.34 | 3.34 | 27,132 | -10.22% |
|
| 01/11/2010 | 3.81 | 3.85 | 3.70 | 3.72 | 17,437 | -1.85% |
|
| 01/08/2010 | 3.83 | 3.94 | 3.66 | 3.79 | 42,015 | -4.53% |
|
| 01/07/2010 | 3.64 | 4.01 | 3.64 | 3.97 | 26,016 | +7.01% |
|
| 01/06/2010 | 3.87 | 3.90 | 3.70 | 3.71 | 42,725 | -4.13% |
|
| 01/05/2010 | 3.99 | 4.02 | 3.82 | 3.87 | 13,993 | -3.49% |
|
| 01/04/2010 | 4.00 | 4.04 | 3.97 | 4.01 | 17,770 | +1.52% |
|
| 12/31/2009 | 3.98 | 4.06 | 3.90 | 3.95 | 29,506 | -0.25% |
 |
| 12/30/2009 | 3.81 | 4.03 | 3.79 | 3.96 | 46,616 | +3.94% |
|
| 12/29/2009 | 3.83 | 3.85 | 3.79 | 3.81 | 20,092 | 0.00% |
|
| 12/28/2009 | 3.86 | 4.01 | 3.78 | 3.81 | 37,008 | -0.78% |
|
| 12/24/2009 | 3.61 | 3.85 | 3.55 | 3.84 | 13,369 | +6.96% |
|
| 12/23/2009 | 3.56 | 3.65 | 3.54 | 3.59 | 50,805 | +1.70% |
|
| 12/22/2009 | 3.70 | 3.70 | 3.52 | 3.53 | 53,323 | -1.12% |
|
| 12/21/2009 | 3.61 | 3.75 | 3.50 | 3.57 | 63,159 | -0.83% |
|
| 12/18/2009 | 3.63 | 3.63 | 3.51 | 3.60 | 110,728 | +0.28% |
|
| 12/17/2009 | 3.69 | 3.74 | 3.58 | 3.59 | 12,335 | -3.49% |
|
| 12/16/2009 | 3.73 | 3.80 | 3.66 | 3.72 | 17,707 | +0.81% |
|
| 12/15/2009 | 3.64 | 3.80 | 3.54 | 3.69 | 36,319 | 0.00% |
|
| 12/14/2009 | 3.69 | 3.84 | 3.62 | 3.69 | 34,131 | +3.07% |
|
| 12/11/2009 | 3.47 | 3.72 | 3.44 | 3.58 | 59,992 | +4.07% |
|
| 12/10/2009 | 3.57 | 3.57 | 3.40 | 3.44 | 41,466 | -3.10% |
|
| 12/09/2009 | 3.64 | 3.65 | 3.50 | 3.55 | 20,935 | 0.00% |
|
| 12/08/2009 | 3.56 | 3.66 | 3.53 | 3.55 | 41,128 | -1.66% |
|
| 12/07/2009 | 3.36 | 3.62 | 3.36 | 3.61 | 59,316 | +7.76% |
|
| 12/04/2009 | 3.35 | 3.42 | 3.26 | 3.35 | 44,725 | +2.13% |
|
| 12/03/2009 | 3.37 | 3.47 | 3.26 | 3.28 | 16,995 | -2.09% |
|
| 12/02/2009 | 3.45 | 3.45 | 3.30 | 3.35 | 51,898 | -0.59% |
|
| 12/01/2009 | 3.39 | 3.49 | 3.34 | 3.37 | 49,748 | +0.60% |
|
| 11/30/2009 | 3.44 | 3.49 | 3.28 | 3.35 | 88,767 | -2.62% |
|
| 11/27/2009 | 3.47 | 3.52 | 3.44 | 3.44 | 20,658 | -3.10% |
|
| 11/25/2009 | 3.70 | 3.75 | 3.53 | 3.55 | 13,932 | -3.53% |
|
| 11/24/2009 | 3.65 | 3.71 | 3.65 | 3.68 | 34,907 | +0.82% |
|
| 11/23/2009 | 3.60 | 3.86 | 3.60 | 3.65 | 29,491 | +3.11% |
|
| 11/20/2009 | 3.71 | 3.71 | 3.47 | 3.54 | 59,788 | -4.84% |
|
| 11/19/2009 | 3.72 | 3.85 | 3.70 | 3.72 | 45,833 | -1.06% |
|
| 11/18/2009 | 3.89 | 3.89 | 3.75 | 3.76 | 69,169 | -5.76% |
|
| 11/17/2009 | 3.95 | 4.02 | 3.88 | 3.99 | 35,013 | +0.25% |
|
| 11/16/2009 | 3.84 | 4.00 | 3.80 | 3.98 | 47,820 | +4.74% |
|
| 11/13/2009 | 3.77 | 3.85 | 3.75 | 3.80 | 31,830 | +0.80% |
|
| 11/12/2009 | 3.87 | 3.96 | 3.74 | 3.77 | 102,589 | -4.56% |
|
| 11/11/2009 | 3.88 | 3.97 | 3.88 | 3.95 | 66,266 | +2.86% |
|
| 11/10/2009 | 3.95 | 4.00 | 3.83 | 3.84 | 22,806 | -3.03% |
|
| 11/09/2009 | 4.00 | 4.00 | 3.94 | 3.96 | 32,981 | -1.00% |
|
| 11/06/2009 | 3.95 | 4.00 | 3.87 | 4.00 | 39,680 | 0.00% |
|
| 11/05/2009 | 3.85 | 4.00 | 3.82 | 4.00 | 48,749 | +5.26% |
|
| 11/04/2009 | 4.01 | 4.12 | 3.80 | 3.80 | 46,199 | -5.00% |
|
| 11/03/2009 | 4.05 | 4.13 | 3.95 | 4.00 | 48,724 | +0.50% |
|
| 11/02/2009 | 4.01 | 4.16 | 3.62 | 3.98 | 50,837 | +0.25% |
|
| 10/30/2009 | 4.09 | 4.09 | 3.91 | 3.97 | 47,696 | -3.64% |
|
| 10/29/2009 | 4.30 | 4.30 | 4.05 | 4.12 | 61,136 | 0.00% |
|
| 10/28/2009 | 4.27 | 4.27 | 4.12 | 4.12 | 37,991 | +0.24% |
|
| 10/27/2009 | 4.37 | 4.44 | 4.10 | 4.11 | 21,356 | -3.52% |
|
| 10/26/2009 | 4.46 | 4.54 | 4.25 | 4.26 | 45,448 | -4.05% |
|
| 10/23/2009 | 4.80 | 4.80 | 4.43 | 4.44 | 22,029 | -4.93% |
|
| 10/22/2009 | 4.70 | 4.80 | 4.63 | 4.67 | 40,056 | -0.85% |
|
| 10/21/2009 | 4.74 | 4.89 | 4.67 | 4.71 | 58,374 | +0.21% |
|
| 10/20/2009 | 4.59 | 4.81 | 4.57 | 4.70 | 61,817 | -0.42% |
|
| 10/19/2009 | 4.68 | 4.73 | 4.65 | 4.72 | 195,162 | +1.51% |
|
| 10/16/2009 | 4.51 | 4.72 | 4.51 | 4.65 | 175,458 | +2.65% |
|
| 10/15/2009 | 4.80 | 4.92 | 4.53 | 4.53 | 43,175 | -7.36% |
|
| 10/14/2009 | 4.59 | 4.99 | 4.33 | 4.89 | 55,442 | +8.19% |
|
| 10/13/2009 | 4.51 | 4.59 | 4.50 | 4.52 | 9,128 | -1.74% |
|
| 10/12/2009 | 4.45 | 4.68 | 4.45 | 4.60 | 15,523 | +5.02% |
|
| 10/09/2009 | 4.59 | 4.70 | 4.32 | 4.38 | 63,367 | -4.37% |
|
| 10/08/2009 | 4.55 | 4.67 | 4.48 | 4.58 | 39,176 | +1.55% |
|
| 10/07/2009 | 4.33 | 4.60 | 4.28 | 4.51 | 111,860 | -2.59% |
|
| 10/06/2009 | 4.87 | 5.00 | 4.59 | 4.63 | 44,328 | -4.14% |
|
| 10/05/2009 | 4.78 | 4.87 | 4.70 | 4.83 | 28,458 | +5.00% |
|
| 10/02/2009 | 4.55 | 4.69 | 4.43 | 4.60 | 36,910 | +0.44% |
|
| 10/01/2009 | 4.80 | 4.91 | 4.58 | 4.58 | 45,205 | -4.78% |
|
| 09/30/2009 | 5.09 | 5.10 | 4.75 | 4.81 | 35,552 | -5.69% |
|
| 09/29/2009 | 5.17 | 5.19 | 5.10 | 5.10 | 15,391 | -0.97% |
|
| 09/28/2009 | 5.02 | 5.20 | 5.02 | 5.15 | 32,090 | +3.41% |
|
| 09/25/2009 | 4.93 | 5.08 | 4.93 | 4.98 | 31,801 | +1.01% |
 |
| 09/24/2009 | 5.08 | 5.08 | 4.93 | 4.93 | 16,388 | -1.20% |
|
| 09/23/2009 | 5.01 | 5.20 | 4.91 | 4.99 | 54,612 | 0.00% |
|
| 09/22/2009 | 5.13 | 5.21 | 4.96 | 4.99 | 49,455 | -1.96% |
|
| 09/21/2009 | 4.99 | 5.15 | 4.99 | 5.09 | 51,502 | +1.80% |
|
| 09/18/2009 | 4.80 | 5.10 | 4.75 | 5.00 | 161,353 | +4.82% |
|
| 09/17/2009 | 4.74 | 4.92 | 4.68 | 4.77 | 181,251 | +0.85% |
|
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