| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 4.43 | 4.55 | 4.43 | 4.55 | 7,647 |  +1.34% |
 |
| 02/08/2010 | 4.41 | 4.54 | 4.31 | 4.49 | 4,400 | +2.28% |
|
| 02/05/2010 | 4.42 | 4.42 | 4.39 | 4.39 | 3,135 | +0.23% |
|
| 02/04/2010 | 4.21 | 4.39 | 4.21 | 4.38 | 6,762 |  -1.13% |
|
| 02/03/2010 | 4.46 | 4.50 | 4.43 | 4.43 | 10,718 | -2.85% |
|
| 02/02/2010 | 4.30 | 4.60 | 4.04 | 4.56 | 65,735 | +6.29% |
|
| 02/01/2010 | 4.24 | 4.29 | 4.18 | 4.29 | 10,900 | +0.94% |
|
| 01/29/2010 | 4.32 | 4.32 | 4.25 | 4.25 | 10,904 | -3.41% |
|
| 01/28/2010 | 4.36 | 4.40 | 4.29 | 4.40 | 11,374 | +1.38% |
|
| 01/27/2010 | 4.40 | 4.59 | 4.22 | 4.34 | 46,890 | +11.57% |
|
| 01/26/2010 | 3.93 | 3.94 | 3.88 | 3.89 | 6,500 | 0.00% |
|
| 01/25/2010 | 3.83 | 3.93 | 3.83 | 3.89 | 1,300 | +1.04% |
|
| 01/22/2010 | 3.88 | 3.99 | 3.82 | 3.85 | 11,152 | -1.03% |
|
| 01/21/2010 | 3.94 | 3.97 | 3.82 | 3.89 | 25,875 | -2.75% |
|
| 01/20/2010 | 3.91 | 4.01 | 3.91 | 4.00 | 6,387 | +4.99% |
|
| 01/19/2010 | 4.01 | 4.02 | 3.81 | 3.81 | 11,650 | -5.22% |
|
| 01/15/2010 | 4.16 | 4.16 | 3.80 | 4.02 | 15,229 | -3.37% |
|
| 01/14/2010 | 4.13 | 4.16 | 4.09 | 4.16 | 2,110 | +2.72% |
|
| 01/13/2010 | 4.09 | 4.11 | 4.05 | 4.05 | 1,327 | -2.17% |
|
| 01/12/2010 | 4.16 | 4.17 | 4.06 | 4.14 | 21,400 | -0.48% |
|
| 01/11/2010 | 4.15 | 4.17 | 4.08 | 4.16 | 7,279 | +0.73% |
|
| 01/08/2010 | 4.11 | 4.14 | 4.10 | 4.13 | 9,815 | +2.23% |
|
| 01/07/2010 | 4.09 | 4.14 | 4.04 | 4.04 | 19,715 | -2.42% |
|
| 01/06/2010 | 4.00 | 4.16 | 3.99 | 4.14 | 30,102 | +3.50% |
|
| 01/05/2010 | 3.98 | 4.00 | 3.97 | 4.00 | 15,662 | +0.25% |
|
| 01/04/2010 | 3.98 | 4.00 | 3.95 | 3.99 | 8,062 | +0.76% |
|
| 12/31/2009 | 3.87 | 4.00 | 3.75 | 3.96 | 30,163 | +2.33% |
|
| 12/30/2009 | 3.91 | 4.00 | 3.86 | 3.87 | 35,838 | -2.27% |
|
| 12/29/2009 | 3.92 | 3.98 | 3.91 | 3.96 | 7,295 | +0.51% |
|
| 12/28/2009 | 3.82 | 3.96 | 3.82 | 3.94 | 9,594 | +2.60% |
|
| 12/24/2009 | 3.83 | 3.85 | 3.82 | 3.84 | 6,020 | +0.52% |
|
| 12/23/2009 | 3.81 | 3.86 | 3.70 | 3.82 | 12,141 | 0.00% |
|
| 12/22/2009 | 3.76 | 3.84 | 3.74 | 3.82 | 7,933 | +1.87% |
|
| 12/21/2009 | 3.97 | 4.00 | 3.70 | 3.75 | 20,821 | -4.58% |
|
| 12/18/2009 | 3.95 | 4.04 | 3.82 | 3.93 | 17,911 | -0.51% |
|
| 12/17/2009 | 3.71 | 4.00 | 3.71 | 3.95 | 34,348 | +5.05% |
|
| 12/16/2009 | 3.65 | 3.77 | 3.65 | 3.76 | 22,236 | +2.45% |
|
| 12/15/2009 | 3.69 | 3.74 | 3.67 | 3.67 | 9,710 | -0.54% |
|
| 12/14/2009 | 3.76 | 3.80 | 3.67 | 3.69 | 20,319 | -1.34% |
|
| 12/11/2009 | 3.67 | 3.82 | 3.67 | 3.74 | 36,830 | +2.02% |
|
| 12/10/2009 | 3.64 | 3.71 | 3.64 | 3.67 | 11,618 | +0.71% |
|
| 12/09/2009 | 3.63 | 3.75 | 3.62 | 3.64 | 18,485 | -0.27% |
|
| 12/08/2009 | 3.61 | 3.66 | 3.61 | 3.65 | 10,432 | 0.00% |
|
| 12/07/2009 | 3.62 | 3.71 | 3.62 | 3.65 | 37,729 | -0.82% |
|
| 12/04/2009 | 3.60 | 3.70 | 3.60 | 3.68 | 11,860 | +3.37% |
|
| 12/03/2009 | 3.65 | 3.65 | 3.56 | 3.56 | 28,847 | -2.20% |
|
| 12/02/2009 | 3.56 | 3.73 | 3.56 | 3.64 | 20,061 | +2.25% |
|
| 12/01/2009 | 3.46 | 3.58 | 3.46 | 3.56 | 11,987 | +2.01% |
|
| 11/30/2009 | 3.45 | 3.51 | 3.41 | 3.49 | 13,230 | -0.07% |
|
| 11/27/2009 | 3.40 | 3.58 | 3.40 | 3.49 | 8,133 | +1.52% |
|
| 11/25/2009 | 3.48 | 3.48 | 3.38 | 3.44 | 66,307 | -1.86% |
|
| 11/24/2009 | 3.52 | 3.54 | 3.48 | 3.51 | 6,507 | +0.15% |
|
| 11/23/2009 | 3.54 | 3.60 | 3.50 | 3.50 | 20,144 | -2.51% |
|
| 11/20/2009 | 3.66 | 3.66 | 3.59 | 3.59 | 8,500 | -1.41% |
|
| 11/19/2009 | 3.69 | 3.69 | 3.63 | 3.64 | 5,124 | -2.38% |
|
| 11/18/2009 | 3.77 | 3.79 | 3.73 | 3.73 | 1,695 | -0.80% |
|
| 11/17/2009 | 3.68 | 3.78 | 3.61 | 3.76 | 10,546 | +1.90% |
|
| 11/16/2009 | 3.60 | 3.76 | 3.60 | 3.69 | 11,422 | +2.50% |
|
| 11/13/2009 | 3.72 | 3.72 | 3.60 | 3.60 | 10,767 | -2.96% |
|
| 11/12/2009 | 3.80 | 3.80 | 3.66 | 3.71 | 16,741 | -2.37% |
|
| 11/11/2009 | 3.77 | 3.83 | 3.70 | 3.80 | 22,410 | -0.78% |
|
| 11/10/2009 | 3.75 | 3.85 | 3.75 | 3.83 | 13,718 | +1.59% |
|
| 11/09/2009 | 3.86 | 3.88 | 3.67 | 3.77 | 38,219 | -0.85% |
|
| 11/06/2009 | 3.86 | 3.86 | 3.65 | 3.80 | 19,290 | -1.32% |
|
| 11/05/2009 | 3.88 | 3.95 | 3.76 | 3.85 | 21,850 | -1.05% |
|
| 11/04/2009 | 3.95 | 3.95 | 3.84 | 3.89 | 6,018 | -2.41% |
|
| 11/03/2009 | 3.95 | 3.99 | 3.84 | 3.99 | 8,416 | +1.01% |
|
| 11/02/2009 | 3.94 | 4.14 | 3.80 | 3.95 | 17,149 | +2.86% |
|
| 10/30/2009 | 3.92 | 4.04 | 3.82 | 3.84 | 5,733 | -1.79% |
|
| 10/29/2009 | 4.13 | 4.14 | 3.83 | 3.91 | 24,144 | 0.00% |
|
| 10/28/2009 | 4.18 | 4.18 | 3.90 | 3.91 | 42,006 | -7.13% |
|
| 10/27/2009 | 4.35 | 4.40 | 4.20 | 4.21 | 86,975 | -5.39% |
|
| 10/26/2009 | 4.48 | 4.53 | 4.43 | 4.45 | 19,273 | -1.11% |
|
| 10/23/2009 | 4.56 | 4.56 | 4.45 | 4.50 | 5,240 | -1.96% |
|
| 10/22/2009 | 4.36 | 4.65 | 4.36 | 4.59 | 25,240 | +1.78% |
|
| 10/21/2009 | 4.50 | 4.51 | 4.47 | 4.51 | 24,083 | +0.22% |
|
| 10/20/2009 | 4.51 | 4.51 | 4.48 | 4.50 | 13,190 | +0.45% |
|
| 10/19/2009 | 4.37 | 4.51 | 4.37 | 4.48 | 9,413 | +1.82% |
|
| 10/16/2009 | 4.41 | 4.48 | 4.33 | 4.40 | 22,107 | -0.90% |
|
| 10/15/2009 | 4.47 | 4.47 | 4.44 | 4.44 | 700 | -2.20% |
|
| 10/14/2009 | 4.46 | 4.63 | 4.46 | 4.54 | 23,539 | +2.49% |
|
| 10/13/2009 | 4.43 | 4.46 | 4.43 | 4.43 | 11,500 | +0.68% |
|
| 10/12/2009 | 4.55 | 4.56 | 4.40 | 4.40 | 38,237 | -2.00% |
|
| 10/09/2009 | 4.43 | 4.49 | 4.32 | 4.49 | 13,730 | +1.35% |
|
| 10/08/2009 | 4.42 | 4.45 | 4.41 | 4.43 | 3,494 | +0.23% |
|
| 10/07/2009 | 4.47 | 4.47 | 4.42 | 4.42 | 12,011 | -1.12% |
|
| 10/06/2009 | 4.48 | 4.50 | 4.47 | 4.47 | 8,728 | -0.45% |
|
| 10/05/2009 | 4.46 | 4.50 | 4.45 | 4.49 | 5,216 | +0.67% |
|
| 10/02/2009 | 4.65 | 4.65 | 4.46 | 4.46 | 12,006 | -4.09% |
|
| 10/01/2009 | 4.57 | 4.72 | 4.51 | 4.65 | 22,152 | +1.75% |
|
| 09/30/2009 | 4.60 | 4.60 | 4.55 | 4.57 | 6,305 | -0.22% |
|
| 09/29/2009 | 4.53 | 4.60 | 4.51 | 4.58 | 6,949 | 0.00% |
|
| 09/28/2009 | 4.59 | 4.59 | 4.52 | 4.58 | 3,550 | -0.43% |
|
| 09/25/2009 | 4.57 | 4.60 | 4.52 | 4.60 | 1,195 | -1.08% |
|
| 09/24/2009 | 4.68 | 4.72 | 4.58 | 4.65 | 13,900 | -2.31% |
|
| 09/23/2009 | 4.85 | 4.89 | 4.68 | 4.76 | 19,607 | -3.06% |
|
| 09/22/2009 | 4.75 | 5.00 | 4.75 | 4.91 | 24,688 | +3.59% |
|
| 09/21/2009 | 4.70 | 4.79 | 4.62 | 4.74 | 13,637 | -0.42% |
|
| 09/18/2009 | 4.74 | 4.79 | 4.65 | 4.76 | 25,066 | +0.21% |
|
| 09/17/2009 | 4.58 | 4.75 | 4.57 | 4.75 | 28,133 | +2.81% |
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