| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 3.36 | 3.40 | 3.17 | 3.21 | 275,420 |  -2.73% |
 |
| 02/08/2010 | 3.37 | 3.48 | 3.30 | 3.30 | 94,968 | -2.94% |
|
| 02/05/2010 | 3.43 | 3.45 | 3.32 | 3.40 | 119,915 | -0.58% |
|
| 02/04/2010 | 3.39 | 3.49 | 3.38 | 3.42 | 98,098 | -0.87% |
|
| 02/03/2010 | 3.50 | 3.58 | 3.19 | 3.45 | 553,686 | -1.71% |
|
| 02/02/2010 | 3.48 | 3.56 | 3.43 | 3.51 | 141,701 |  +0.57% |
|
| 02/01/2010 | 3.56 | 3.56 | 3.41 | 3.49 | 63,841 | -0.85% |
|
| 01/29/2010 | 3.62 | 3.73 | 3.49 | 3.52 | 106,389 | -1.68% |
|
| 01/28/2010 | 3.61 | 3.68 | 3.50 | 3.58 | 216,446 | -0.28% |
|
| 01/27/2010 | 3.52 | 3.67 | 3.46 | 3.59 | 80,501 | +3.16% |
|
| 01/26/2010 | 3.50 | 3.57 | 3.48 | 3.48 | 64,088 | -0.85% |
|
| 01/25/2010 | 3.48 | 3.60 | 3.45 | 3.51 | 172,273 | +1.15% |
|
| 01/22/2010 | 3.52 | 3.55 | 3.38 | 3.47 | 173,390 | -1.42% |
|
| 01/21/2010 | 3.63 | 3.68 | 3.52 | 3.52 | 127,468 | -3.03% |
|
| 01/20/2010 | 3.66 | 3.66 | 3.50 | 3.63 | 110,756 | -2.68% |
|
| 01/19/2010 | 3.62 | 3.77 | 3.55 | 3.73 | 158,887 | +3.61% |
|
| 01/15/2010 | 3.62 | 3.62 | 3.46 | 3.60 | 157,005 | 0.00% |
|
| 01/14/2010 | 3.52 | 3.65 | 3.50 | 3.60 | 56,081 | +0.56% |
|
| 01/13/2010 | 3.59 | 3.61 | 3.51 | 3.58 | 56,966 | +0.28% |
|
| 01/12/2010 | 3.71 | 3.74 | 3.47 | 3.57 | 93,847 | -5.80% |
|
| 01/11/2010 | 3.75 | 3.88 | 3.62 | 3.79 | 132,346 | +2.71% |
|
| 01/08/2010 | 3.66 | 3.72 | 3.62 | 3.69 | 35,514 | -0.27% |
|
| 01/07/2010 | 3.68 | 3.76 | 3.60 | 3.70 | 67,245 | +0.54% |
|
| 01/06/2010 | 3.81 | 3.89 | 3.66 | 3.68 | 84,195 | -3.41% |
|
| 01/05/2010 | 3.96 | 4.04 | 3.66 | 3.81 | 222,855 | -4.27% |
|
| 01/04/2010 | 3.97 | 4.01 | 3.90 | 3.98 | 89,198 | +2.31% |
|
| 12/31/2009 | 4.01 | 4.01 | 3.89 | 3.89 | 117,826 | -3.47% |
|
| 12/30/2009 | 3.83 | 4.03 | 3.79 | 4.03 | 90,506 | +4.40% |
|
| 12/29/2009 | 3.88 | 3.92 | 3.76 | 3.86 | 67,583 | +0.26% |
|
| 12/28/2009 | 3.90 | 3.95 | 3.77 | 3.85 | 69,146 | -2.28% |
|
| 12/24/2009 | 3.96 | 4.00 | 3.86 | 3.94 | 36,190 | 0.00% |
|
| 12/23/2009 | 4.05 | 4.05 | 3.88 | 3.94 | 68,767 | -2.23% |
|
| 12/22/2009 | 4.09 | 4.12 | 3.93 | 4.03 | 138,608 | -1.47% |
|
| 12/21/2009 | 4.17 | 4.31 | 4.01 | 4.09 | 151,701 | -1.21% |
|
| 12/18/2009 | 3.89 | 4.25 | 3.85 | 4.14 | 706,880 | +8.09% |
|
| 12/17/2009 | 3.73 | 3.99 | 3.73 | 3.83 | 456,590 | +1.06% |
|
| 12/16/2009 | 3.82 | 3.85 | 3.60 | 3.79 | 197,837 | +1.07% |
|
| 12/15/2009 | 3.87 | 3.91 | 3.70 | 3.75 | 186,960 | -3.35% |
 |
| 12/14/2009 | 3.86 | 3.92 | 3.82 | 3.88 | 223,728 | +1.57% |
|
| 12/11/2009 | 3.69 | 3.85 | 3.69 | 3.82 | 112,195 | +3.24% |
|
| 12/10/2009 | 3.67 | 3.77 | 3.61 | 3.70 | 115,902 | +1.37% |
|
| 12/09/2009 | 3.75 | 3.75 | 3.56 | 3.65 | 148,853 | -2.93% |
|
| 12/08/2009 | 3.78 | 3.98 | 3.68 | 3.76 | 552,891 | -1.83% |
|
| 12/07/2009 | 3.72 | 3.97 | 3.60 | 3.83 | 175,331 | +3.23% |
|
| 12/04/2009 | 3.56 | 3.74 | 3.56 | 3.71 | 151,489 | +7.54% |
|
| 12/03/2009 | 3.47 | 3.48 | 3.40 | 3.45 | 142,597 | -0.29% |
|
| 12/02/2009 | 3.57 | 3.63 | 3.40 | 3.46 | 94,476 | -3.08% |
|
| 12/01/2009 | 3.54 | 3.65 | 3.47 | 3.57 | 104,154 | +2.29% |
|
| 11/30/2009 | 3.35 | 3.49 | 3.00 | 3.49 | 336,107 | +3.56% |
|
| 11/27/2009 | 3.36 | 3.59 | 3.23 | 3.37 | 129,472 | -4.80% |
|
| 11/25/2009 | 3.68 | 3.69 | 3.49 | 3.54 | 112,990 | -3.28% |
|
| 11/24/2009 | 3.87 | 3.87 | 3.61 | 3.66 | 119,986 | -4.94% |
|
| 11/23/2009 | 3.85 | 4.00 | 3.81 | 3.85 | 85,837 | +2.94% |
|
| 11/20/2009 | 3.65 | 3.80 | 3.65 | 3.74 | 96,271 | +1.36% |
|
| 11/19/2009 | 3.82 | 3.82 | 3.61 | 3.69 | 117,245 | -5.14% |
|
| 11/18/2009 | 4.04 | 4.11 | 3.82 | 3.89 | 138,118 | -3.95% |
|
| 11/17/2009 | 3.96 | 4.08 | 3.82 | 4.05 | 126,333 | +1.00% |
|
| 11/16/2009 | 4.03 | 4.20 | 3.94 | 4.01 | 204,439 | +0.75% |
|
| 11/13/2009 | 3.82 | 3.99 | 3.55 | 3.98 | 202,552 | +4.46% |
|
| 11/12/2009 | 4.10 | 4.28 | 3.75 | 3.81 | 173,148 | -7.75% |
|
| 11/11/2009 | 4.19 | 4.25 | 4.03 | 4.13 | 116,226 | +0.73% |
|
| 11/10/2009 | 4.15 | 4.24 | 3.98 | 4.10 | 133,340 | -2.61% |
|
| 11/09/2009 | 3.95 | 4.25 | 3.90 | 4.21 | 374,485 | +7.95% |
|
| 11/06/2009 | 3.84 | 3.94 | 3.63 | 3.90 | 151,197 | -1.02% |
|
| 11/05/2009 | 3.75 | 4.00 | 3.69 | 3.94 | 139,978 | +7.07% |
|
| 11/04/2009 | 3.71 | 3.81 | 3.45 | 3.68 | 203,456 | +0.27% |
|
| 11/03/2009 | 3.39 | 3.69 | 3.38 | 3.67 | 140,404 | +6.38% |
|
| 11/02/2009 | 3.59 | 3.71 | 3.34 | 3.45 | 111,394 | -3.09% |
|
| 10/30/2009 | 3.82 | 3.86 | 3.50 | 3.56 | 201,983 | -8.48% |
|
| 10/29/2009 | 3.94 | 3.96 | 3.81 | 3.89 | 171,250 | +0.26% |
|
| 10/28/2009 | 4.47 | 4.50 | 3.86 | 3.88 | 224,871 | -13.20% |
|
| 10/27/2009 | 4.37 | 4.56 | 4.36 | 4.47 | 520,779 | +1.59% |
|
| 10/26/2009 | 4.34 | 4.61 | 4.30 | 4.40 | 217,908 | +1.15% |
|
| 10/23/2009 | 4.51 | 4.58 | 4.24 | 4.35 | 279,915 | -2.90% |
|
| 10/22/2009 | 4.35 | 4.64 | 4.19 | 4.48 | 291,840 | +3.46% |
|
| 10/21/2009 | 4.16 | 4.40 | 4.09 | 4.33 | 313,386 | +2.61% |
|
| 10/20/2009 | 3.55 | 4.40 | 3.35 | 4.22 | 444,427 | -7.25% |
|
| 10/19/2009 | 4.50 | 4.73 | 4.38 | 4.55 | 141,048 | +2.71% |
|
| 10/16/2009 | 4.50 | 4.56 | 4.33 | 4.43 | 106,314 | -2.42% |
|
| 10/15/2009 | 4.66 | 4.71 | 4.31 | 4.54 | 232,086 | -4.42% |
|
| 10/14/2009 | 4.62 | 4.80 | 4.47 | 4.75 | 482,638 | +5.56% |
|
| 10/13/2009 | 4.49 | 4.65 | 4.14 | 4.50 | 187,562 | +0.22% |
|
| 10/12/2009 | 4.49 | 4.75 | 4.42 | 4.49 | 229,073 | +2.51% |
|
| 10/09/2009 | 4.36 | 4.49 | 4.09 | 4.38 | 150,765 | +0.69% |
|
| 10/08/2009 | 4.28 | 4.71 | 4.21 | 4.35 | 329,209 | +4.07% |
|
| 10/07/2009 | 4.05 | 4.22 | 3.76 | 4.18 | 239,153 | +2.70% |
|
| 10/06/2009 | 3.91 | 4.12 | 3.81 | 4.07 | 180,945 | +5.71% |
|
| 10/05/2009 | 3.82 | 3.94 | 3.76 | 3.85 | 75,460 | +2.12% |
|
| 10/02/2009 | 3.49 | 3.88 | 3.41 | 3.77 | 127,983 | +6.80% |
|
| 10/01/2009 | 3.65 | 3.70 | 3.36 | 3.53 | 186,716 | -4.08% |
|
| 09/30/2009 | 3.98 | 4.03 | 3.60 | 3.68 | 344,270 | -9.14% |
|
| 09/29/2009 | 4.15 | 4.50 | 4.05 | 4.05 | 537,671 | +3.85% |
|
| 09/28/2009 | 3.71 | 3.98 | 3.67 | 3.90 | 163,835 | +5.41% |
|
| 09/25/2009 | 3.50 | 3.77 | 3.43 | 3.70 | 168,041 | +5.41% |
|
| 09/24/2009 | 3.67 | 3.85 | 3.50 | 3.51 | 206,477 | -3.84% |
|
| 09/23/2009 | 3.84 | 3.94 | 3.64 | 3.65 | 279,980 | -4.95% |
|
| 09/22/2009 | 3.86 | 3.95 | 3.70 | 3.84 | 109,214 | +1.05% |
|
| 09/21/2009 | 3.79 | 4.03 | 3.71 | 3.80 | 139,082 | -1.81% |
|
| 09/18/2009 | 4.04 | 4.06 | 3.87 | 3.87 | 256,356 | -3.25% |
|
| 09/17/2009 | 4.16 | 4.46 | 3.99 | 4.00 | 163,945 | -5.21% |
|
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