| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 11/20/2009 | 4.16 | 4.25 | 4.00 | 4.07 | 69,709 |  -2.86% |
 |
| 11/19/2009 | 4.09 | 4.23 | 3.97 | 4.19 | 51,953 |  +3.71% |
|
| 11/18/2009 | 4.08 | 4.13 | 4.00 | 4.04 | 36,175 | -2.65% |
|
| 11/17/2009 | 3.93 | 4.23 | 3.92 | 4.15 | 155,295 | +6.14% |
|
| 11/16/2009 | 3.72 | 3.99 | 3.72 | 3.91 | 36,081 | +5.39% |
|
| 11/13/2009 | 3.90 | 3.90 | 3.67 | 3.71 | 73,953 | -4.63% |
|
| 11/12/2009 | 3.90 | 3.90 | 3.80 | 3.89 | 65,702 | +3.18% |
|
| 11/11/2009 | 3.99 | 3.99 | 3.75 | 3.77 | 39,849 | +0.53% |
|
| 11/10/2009 | 3.81 | 3.89 | 3.60 | 3.75 | 37,743 | -1.57% |
|
| 11/09/2009 | 3.76 | 3.89 | 3.72 | 3.81 | 47,532 | +1.87% |
|
| 11/06/2009 | 3.88 | 3.88 | 3.73 | 3.74 | 43,746 | -0.53% |
|
| 11/05/2009 | 3.66 | 3.84 | 3.65 | 3.76 | 26,538 | +2.73% |
|
| 11/04/2009 | 3.60 | 3.84 | 3.60 | 3.66 | 59,204 | -4.44% |
|
| 11/03/2009 | 3.99 | 3.99 | 3.73 | 3.83 | 43,689 | +0.79% |
|
| 11/02/2009 | 3.90 | 3.99 | 3.70 | 3.80 | 55,107 | +1.06% |
|
| 10/30/2009 | 3.99 | 4.00 | 3.75 | 3.76 | 102,558 | -1.05% |
|
| 10/29/2009 | 3.43 | 4.00 | 3.43 | 3.80 | 180,295 | +9.51% |
|
| 10/28/2009 | 3.64 | 3.66 | 3.33 | 3.47 | 51,111 | -5.45% |
|
| 10/27/2009 | 3.79 | 3.88 | 3.56 | 3.67 | 54,339 | -3.17% |
|
| 10/26/2009 | 3.94 | 3.94 | 3.75 | 3.79 | 10,200 | -0.79% |
 |
| 10/23/2009 | 3.94 | 3.95 | 3.76 | 3.82 | 78,108 | -3.05% |
|
| 10/22/2009 | 3.76 | 4.09 | 3.76 | 3.94 | 80,913 | +5.07% |
|
| 10/21/2009 | 4.19 | 4.19 | 3.73 | 3.75 | 164,303 | -6.25% |
|
| 10/20/2009 | 4.00 | 4.01 | 3.91 | 4.00 | 76,714 | +0.25% |
|
| 10/19/2009 | 3.94 | 4.04 | 3.82 | 3.99 | 315,039 | +0.50% |
|
| 10/16/2009 | 4.30 | 4.42 | 3.97 | 3.97 | 65,232 | -8.74% |
|
| 10/15/2009 | 4.18 | 4.39 | 4.18 | 4.35 | 63,121 | +3.57% |
|
| 10/14/2009 | 3.91 | 4.20 | 3.87 | 4.20 | 35,521 | +7.42% |
|
| 10/13/2009 | 3.90 | 4.01 | 3.84 | 3.91 | 10,948 | -0.99% |
|
| 10/12/2009 | 3.95 | 3.96 | 3.84 | 3.95 | 17,986 | -1.03% |
|
| 10/09/2009 | 3.90 | 4.00 | 3.90 | 3.99 | 7,300 | +2.05% |
|
| 10/08/2009 | 3.92 | 3.96 | 3.81 | 3.91 | 10,325 | -0.76% |
|
| 10/07/2009 | 4.03 | 4.03 | 3.92 | 3.94 | 13,568 | -2.23% |
|
| 10/06/2009 | 3.99 | 4.05 | 3.97 | 4.03 | 15,893 | +1.00% |
|
| 10/05/2009 | 4.03 | 4.07 | 3.99 | 3.99 | 11,054 | -1.94% |
|
| 10/02/2009 | 3.97 | 4.08 | 3.97 | 4.07 | 20,330 | +2.24% |
|
| 10/01/2009 | 4.00 | 4.16 | 3.98 | 3.98 | 7,261 | +0.76% |
|
| 09/30/2009 | 4.09 | 4.09 | 3.95 | 3.95 | 77,899 | -3.42% |
|
| 09/29/2009 | 4.18 | 4.22 | 4.05 | 4.09 | 57,375 | -2.85% |
|
| 09/28/2009 | 4.24 | 4.24 | 4.12 | 4.21 | 62,853 | +4.73% |
|
| 09/25/2009 | 4.10 | 4.10 | 3.81 | 4.02 | 96,997 | -1.95% |
|
| 09/24/2009 | 4.15 | 4.18 | 4.05 | 4.10 | 65,899 | -2.84% |
|
| 09/23/2009 | 4.18 | 4.31 | 4.06 | 4.22 | 42,262 | -0.71% |
|
| 09/22/2009 | 4.25 | 4.25 | 4.07 | 4.25 | 48,932 | -0.70% |
|
| 09/21/2009 | 4.41 | 4.53 | 4.25 | 4.28 | 74,928 | -4.04% |
|
| 09/18/2009 | 4.54 | 4.58 | 4.29 | 4.46 | 38,700 | -2.62% |
|
| 09/17/2009 | 4.50 | 4.60 | 4.40 | 4.58 | 61,421 | +0.44% |
|
| 09/16/2009 | 4.53 | 4.75 | 4.42 | 4.56 | 82,258 | +1.79% |
|
| 09/15/2009 | 4.33 | 4.64 | 4.33 | 4.48 | 59,275 | +0.67% |
|
| 09/14/2009 | 4.20 | 4.49 | 4.20 | 4.45 | 42,462 | +5.45% |
|
| 09/11/2009 | 4.49 | 4.49 | 4.11 | 4.22 | 49,088 | -3.87% |
|
| 09/10/2009 | 4.50 | 4.61 | 4.35 | 4.39 | 53,547 | -2.44% |
|
| 09/09/2009 | 3.75 | 4.50 | 3.75 | 4.50 | 170,747 | +19.68% |
|
| 09/08/2009 | 3.73 | 3.86 | 3.69 | 3.76 | 85,810 | +1.07% |
|
| 09/04/2009 | 3.46 | 3.80 | 3.46 | 3.72 | 37,766 | +4.79% |
|
| 09/03/2009 | 3.57 | 3.65 | 3.47 | 3.55 | 21,274 | +0.85% |
|
| 09/02/2009 | 3.45 | 3.57 | 3.45 | 3.52 | 16,826 | +0.86% |
|
| 09/01/2009 | 3.25 | 3.55 | 3.06 | 3.49 | 80,353 | +2.95% |
|
| 08/31/2009 | 3.49 | 3.63 | 3.35 | 3.39 | 87,405 | -3.69% |
|
| 08/28/2009 | 3.68 | 3.71 | 3.52 | 3.52 | 53,506 | -4.35% |
|
| 08/27/2009 | 3.84 | 3.87 | 3.66 | 3.68 | 27,641 | -4.43% |
|
| 08/26/2009 | 4.09 | 4.09 | 3.80 | 3.85 | 23,957 | -3.73% |
|
| 08/25/2009 | 4.00 | 4.03 | 3.90 | 4.00 | 73,029 | +0.25% |
|
| 08/24/2009 | 4.01 | 4.08 | 3.99 | 3.99 | 40,776 | -1.58% |
|
| 08/21/2009 | 4.13 | 4.14 | 4.00 | 4.05 | 49,804 | -0.88% |
|
| 08/20/2009 | 4.10 | 4.14 | 4.04 | 4.09 | 75,622 | +0.74% |
|
| 08/19/2009 | 4.01 | 4.15 | 3.98 | 4.06 | 64,223 | +0.74% |
|
| 08/18/2009 | 3.98 | 4.03 | 3.98 | 4.03 | 32,528 | +1.26% |
|
| 08/17/2009 | 4.02 | 4.17 | 3.98 | 3.98 | 105,689 | -2.93% |
|
| 08/14/2009 | 4.20 | 4.20 | 4.05 | 4.10 | 46,952 | -1.50% |
|
| 08/13/2009 | 4.05 | 4.20 | 4.05 | 4.16 | 56,094 | +1.52% |
|
| 08/12/2009 | 4.06 | 4.14 | 4.05 | 4.10 | 38,728 | 0.00% |
|
| 08/11/2009 | 4.05 | 4.19 | 3.97 | 4.10 | 80,703 | +1.74% |
|
| 08/10/2009 | 4.10 | 4.18 | 3.93 | 4.03 | 45,319 | -1.71% |
|
| 08/07/2009 | 3.98 | 4.15 | 3.96 | 4.10 | 41,476 | +3.54% |
|
| 08/06/2009 | 4.04 | 4.10 | 3.91 | 3.96 | 73,493 | -2.94% |
|
| 08/05/2009 | 4.10 | 4.15 | 4.04 | 4.08 | 77,517 | -3.55% |
|
| 08/04/2009 | 4.38 | 4.38 | 4.15 | 4.23 | 52,356 | -0.94% |
|
| 08/03/2009 | 4.16 | 4.39 | 4.06 | 4.27 | 117,395 | +0.95% |
|
| 07/31/2009 | 4.51 | 4.51 | 4.06 | 4.23 | 98,437 | -6.21% |
|
| 07/30/2009 | 4.52 | 4.63 | 4.50 | 4.51 | 49,317 | -3.01% |
|
| 07/29/2009 | 4.65 | 4.65 | 4.49 | 4.65 | 114,995 | 0.00% |
|
| 07/28/2009 | 4.56 | 4.71 | 4.47 | 4.65 | 166,605 | -0.85% |
|
| 07/27/2009 | 4.83 | 4.83 | 4.51 | 4.69 | 132,551 | -1.26% |
|
| 07/24/2009 | 4.50 | 4.75 | 4.45 | 4.75 | 164,818 | +2.59% |
|
| 07/23/2009 | 5.00 | 5.10 | 4.25 | 4.63 | 347,829 | -6.46% |
|
| 07/22/2009 | 4.98 | 4.98 | 4.85 | 4.95 | 46,035 | 0.00% |
|
| 07/21/2009 | 4.89 | 5.00 | 4.89 | 4.95 | 88,634 | +1.43% |
|
| 07/20/2009 | 4.80 | 4.96 | 4.79 | 4.88 | 55,655 | +2.09% |
|
| 07/17/2009 | 4.50 | 4.89 | 4.43 | 4.78 | 65,894 | +3.02% |
|
| 07/16/2009 | 4.30 | 4.69 | 4.30 | 4.64 | 40,265 | +5.22% |
|
| 07/15/2009 | 4.40 | 4.46 | 4.32 | 4.41 | 58,810 | 0.00% |
|
| 07/14/2009 | 4.44 | 4.46 | 4.27 | 4.41 | 56,818 | -2.00% |
|
| 07/13/2009 | 4.74 | 4.74 | 4.35 | 4.50 | 50,735 | -0.88% |
|
| 07/10/2009 | 4.47 | 4.65 | 4.45 | 4.54 | 72,419 | +2.25% |
|
| 07/09/2009 | 4.20 | 4.49 | 4.15 | 4.44 | 118,347 | +4.47% |
|
| 07/08/2009 | 4.75 | 4.75 | 3.94 | 4.25 | 328,317 | -8.60% |
|
| 07/07/2009 | 5.15 | 5.70 | 4.65 | 4.65 | 1,163,445 | +4.49% |
|
| 07/06/2009 | 4.40 | 4.59 | 4.35 | 4.45 | 90,588 | +0.68% |
|
| 07/02/2009 | 4.42 | 4.42 | 4.30 | 4.42 | 53,137 | -1.12% |
|
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