| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 3.34 | 3.34 | 3.21 | 3.22 | 43,943 |  -1.83% |
 |
| 02/08/2010 | 3.32 | 3.34 | 3.28 | 3.28 | 11,711 | -0.00% |
|
| 02/05/2010 | 3.24 | 3.34 | 3.19 | 3.28 | 106,592 |  +1.24% |
|
| 02/04/2010 | 3.35 | 3.38 | 3.18 | 3.24 | 103,579 | -4.14% |
|
| 02/03/2010 | 3.48 | 3.50 | 3.37 | 3.38 | 61,980 | -2.59% |
|
| 02/02/2010 | 3.25 | 3.56 | 3.25 | 3.47 | 143,916 | +5.15% |
|
| 02/01/2010 | 3.22 | 3.32 | 3.22 | 3.30 | 90,133 | +3.77% |
|
| 01/29/2010 | 3.22 | 3.28 | 3.16 | 3.18 | 140,282 | -1.24% |
|
| 01/28/2010 | 3.28 | 3.28 | 3.14 | 3.22 | 115,494 | -2.42% |
|
| 01/27/2010 | 3.40 | 3.47 | 3.23 | 3.30 | 95,679 | -2.94% |
|
| 01/26/2010 | 3.50 | 3.54 | 3.40 | 3.40 | 131,818 | -2.30% |
|
| 01/25/2010 | 3.59 | 3.59 | 3.48 | 3.48 | 118,283 | -1.97% |
|
| 01/22/2010 | 3.64 | 3.64 | 3.55 | 3.55 | 110,680 | -1.93% |
|
| 01/21/2010 | 3.78 | 3.80 | 3.60 | 3.62 | 83,574 | -4.49% |
|
| 01/20/2010 | 3.90 | 3.91 | 3.70 | 3.79 | 124,708 | -3.81% |
|
| 01/19/2010 | 3.93 | 4.02 | 3.87 | 3.94 | 79,432 | 0.00% |
|
| 01/15/2010 | 4.15 | 4.17 | 3.94 | 3.94 | 91,289 | -4.60% |
|
| 01/14/2010 | 4.11 | 4.17 | 4.05 | 4.13 | 71,478 | +0.98% |
|
| 01/13/2010 | 4.00 | 4.15 | 3.86 | 4.09 | 214,099 | +2.76% |
|
| 01/12/2010 | 4.15 | 4.21 | 3.97 | 3.98 | 165,216 | -5.91% |
|
| 01/11/2010 | 4.31 | 4.38 | 4.12 | 4.23 | 211,098 | -1.40% |
|
| 01/08/2010 | 4.49 | 4.69 | 4.22 | 4.29 | 415,661 | -6.13% |
|
| 01/07/2010 | 4.23 | 4.60 | 4.17 | 4.57 | 613,379 | +10.39% |
|
| 01/06/2010 | 3.79 | 4.22 | 3.77 | 4.14 | 376,551 | +10.40% |
|
| 01/05/2010 | 3.66 | 3.87 | 3.62 | 3.75 | 189,203 | +3.31% |
|
| 01/04/2010 | 3.58 | 3.68 | 3.54 | 3.63 | 66,098 | +2.83% |
|
| 12/31/2009 | 3.58 | 3.58 | 3.51 | 3.53 | 84,855 | +0.57% |
|
| 12/30/2009 | 3.55 | 3.58 | 3.51 | 3.51 | 115,045 | -1.13% |
|
| 12/29/2009 | 3.59 | 3.63 | 3.53 | 3.55 | 95,024 | -0.28% |
|
| 12/28/2009 | 3.68 | 3.72 | 3.52 | 3.56 | 101,809 | -4.30% |
|
| 12/24/2009 | 3.72 | 3.76 | 3.63 | 3.72 | 88,094 | +1.64% |
|
| 12/23/2009 | 3.55 | 3.77 | 3.46 | 3.66 | 156,285 | +3.10% |
|
| 12/22/2009 | 3.60 | 3.60 | 3.50 | 3.55 | 80,514 | -0.84% |
|
| 12/21/2009 | 3.60 | 3.67 | 3.58 | 3.58 | 92,333 | +0.28% |
|
| 12/18/2009 | 3.56 | 3.61 | 3.54 | 3.57 | 36,226 | +0.56% |
|
| 12/17/2009 | 3.70 | 3.70 | 3.55 | 3.55 | 51,457 | -4.05% |
|
| 12/16/2009 | 3.63 | 3.71 | 3.63 | 3.70 | 103,251 | +2.21% |
|
| 12/15/2009 | 3.71 | 3.85 | 3.62 | 3.62 | 220,678 | -2.43% |
|
| 12/14/2009 | 3.51 | 3.76 | 3.46 | 3.71 | 246,634 | +6.30% |
|
| 12/11/2009 | 3.48 | 3.53 | 3.45 | 3.49 | 60,165 | +0.58% |
|
| 12/10/2009 | 3.60 | 3.60 | 3.42 | 3.47 | 153,797 | -2.53% |
|
| 12/09/2009 | 3.57 | 3.59 | 3.51 | 3.56 | 85,643 | -0.84% |
|
| 12/08/2009 | 3.68 | 3.69 | 3.56 | 3.59 | 145,602 | -2.45% |
|
| 12/07/2009 | 3.70 | 3.73 | 3.68 | 3.68 | 74,852 | -0.81% |
|
| 12/04/2009 | 3.74 | 3.74 | 3.67 | 3.71 | 193,717 | +1.37% |
|
| 12/03/2009 | 3.62 | 3.74 | 3.61 | 3.66 | 233,436 | +0.77% |
|
| 12/02/2009 | 3.68 | 3.68 | 3.57 | 3.63 | 177,122 | +0.61% |
|
| 12/01/2009 | 3.50 | 3.79 | 3.49 | 3.61 | 470,992 | +4.03% |
|
| 11/30/2009 | 3.86 | 3.87 | 3.46 | 3.47 | 453,729 | -9.64% |
|
| 11/27/2009 | 3.90 | 3.91 | 3.78 | 3.84 | 147,522 | -4.48% |
|
| 11/25/2009 | 4.02 | 4.08 | 4.00 | 4.02 | 63,196 | +0.25% |
|
| 11/24/2009 | 4.12 | 4.12 | 4.00 | 4.01 | 44,982 | -2.67% |
|
| 11/23/2009 | 4.08 | 4.23 | 4.08 | 4.12 | 113,631 | +3.00% |
|
| 11/20/2009 | 3.99 | 4.05 | 3.96 | 4.00 | 79,441 | -0.50% |
|
| 11/19/2009 | 4.17 | 4.17 | 3.94 | 4.02 | 190,185 | -3.60% |
|
| 11/18/2009 | 4.20 | 4.30 | 4.10 | 4.17 | 152,161 | -1.65% |
|
| 11/17/2009 | 4.19 | 4.38 | 4.06 | 4.24 | 254,653 | +1.19% |
|
| 11/16/2009 | 4.46 | 4.47 | 4.11 | 4.19 | 315,799 | -4.99% |
|
| 11/13/2009 | 4.54 | 4.68 | 4.37 | 4.41 | 281,597 | -3.50% |
|
| 11/12/2009 | 5.25 | 5.35 | 4.52 | 4.57 | 1,006,205 | -6.92% |
 |
| 11/11/2009 | 4.68 | 4.92 | 4.65 | 4.91 | 367,894 | +5.37% |
|
| 11/10/2009 | 4.40 | 4.72 | 4.40 | 4.66 | 215,172 | +2.64% |
|
| 11/09/2009 | 4.36 | 4.69 | 4.36 | 4.54 | 235,053 | +4.37% |
|
| 11/06/2009 | 4.05 | 4.35 | 4.05 | 4.35 | 89,642 | +2.11% |
|
| 11/05/2009 | 3.91 | 4.27 | 3.81 | 4.26 | 276,332 | +8.95% |
|
| 11/04/2009 | 4.10 | 4.15 | 3.81 | 3.91 | 250,111 | -2.25% |
|
| 11/03/2009 | 3.91 | 4.09 | 3.77 | 4.00 | 537,679 | -4.76% |
|
| 11/02/2009 | 4.11 | 4.32 | 4.00 | 4.20 | 173,748 | +4.74% |
|
| 10/30/2009 | 4.52 | 4.68 | 4.01 | 4.01 | 280,235 | -11.09% |
|
| 10/29/2009 | 4.28 | 4.69 | 4.28 | 4.51 | 221,162 | +5.37% |
 |
| 10/28/2009 | 4.94 | 4.99 | 4.28 | 4.28 | 368,613 | -12.83% |
|
| 10/27/2009 | 5.15 | 5.24 | 4.90 | 4.91 | 203,202 | -3.16% |
|
| 10/26/2009 | 5.37 | 5.41 | 5.05 | 5.07 | 206,695 | -2.50% |
|
| 10/23/2009 | 5.41 | 5.41 | 5.20 | 5.20 | 185,016 | -2.62% |
|
| 10/22/2009 | 5.22 | 5.35 | 5.00 | 5.34 | 329,395 | +3.29% |
|
| 10/21/2009 | 5.43 | 5.46 | 5.01 | 5.17 | 542,617 | -3.90% |
|
| 10/20/2009 | 5.00 | 5.78 | 5.00 | 5.38 | 2,242,128 | +12.08% |
|
| 10/19/2009 | 4.76 | 4.85 | 4.72 | 4.80 | 94,747 | +1.27% |
|
| 10/16/2009 | 4.70 | 4.82 | 4.69 | 4.74 | 64,400 | 0.00% |
|
| 10/15/2009 | 4.71 | 4.75 | 4.68 | 4.74 | 47,271 | +0.65% |
|
| 10/14/2009 | 4.69 | 4.71 | 4.52 | 4.71 | 84,649 | +2.82% |
|
| 10/13/2009 | 4.69 | 4.69 | 4.52 | 4.58 | 77,993 | -1.93% |
|
| 10/12/2009 | 4.71 | 4.74 | 4.53 | 4.67 | 106,200 | +0.65% |
|
| 10/09/2009 | 4.70 | 4.78 | 4.55 | 4.64 | 59,945 | -2.73% |
|
| 10/08/2009 | 4.76 | 4.84 | 4.50 | 4.77 | 73,409 | +0.42% |
|
| 10/07/2009 | 4.73 | 4.75 | 4.62 | 4.75 | 52,527 | +0.21% |
|
| 10/06/2009 | 4.75 | 4.79 | 4.55 | 4.74 | 99,588 | +1.94% |
|
| 10/05/2009 | 4.40 | 4.73 | 4.40 | 4.65 | 70,503 | +5.68% |
|
| 10/02/2009 | 4.30 | 4.47 | 4.11 | 4.40 | 228,906 | +0.23% |
|
| 10/01/2009 | 4.70 | 4.79 | 4.35 | 4.39 | 211,204 | -7.58% |
|
| 09/30/2009 | 5.00 | 5.00 | 4.71 | 4.75 | 134,147 | -5.00% |
|
| 09/29/2009 | 5.00 | 5.00 | 4.88 | 5.00 | 269,775 | +0.81% |
|
| 09/28/2009 | 4.72 | 5.00 | 4.65 | 4.96 | 316,008 | +6.67% |
|
| 09/25/2009 | 4.80 | 4.98 | 4.64 | 4.65 | 137,521 | -4.12% |
|
| 09/24/2009 | 5.35 | 5.35 | 4.65 | 4.85 | 401,916 | -9.85% |
|
| 09/23/2009 | 5.21 | 5.58 | 5.15 | 5.38 | 725,178 | +4.26% |
|
| 09/22/2009 | 4.97 | 5.16 | 4.90 | 5.16 | 176,285 | +4.67% |
|
| 09/21/2009 | 4.85 | 4.97 | 4.85 | 4.93 | 103,797 | +1.86% |
|
| 09/18/2009 | 4.96 | 5.10 | 4.73 | 4.84 | 121,419 | -2.62% |
|
| 09/17/2009 | 5.09 | 5.13 | 4.79 | 4.97 | 367,621 | -1.78% |
|
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