| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 6.30 | 6.40 | 6.02 | 6.17 | 32,114 |  -0.80% |
 |
| 02/08/2010 | 5.71 | 6.41 | 5.70 | 6.22 | 57,693 |  +9.51% |
|
| 02/05/2010 | 5.50 | 5.69 | 5.50 | 5.68 | 19,764 | +3.27% |
|
| 02/04/2010 | 5.35 | 5.52 | 5.27 | 5.50 | 53,651 | +1.85% |
|
| 02/03/2010 | 5.27 | 5.47 | 5.20 | 5.40 | 24,170 | +1.89% |
|
| 02/02/2010 | 5.17 | 5.32 | 4.96 | 5.30 | 29,347 | +2.32% |
|
| 02/01/2010 | 5.09 | 5.34 | 5.09 | 5.18 | 29,993 | +2.37% |
|
| 01/29/2010 | 4.91 | 5.12 | 4.91 | 5.06 | 80,766 | +4.12% |
|
| 01/28/2010 | 5.26 | 5.26 | 4.80 | 4.86 | 35,574 | -7.07% |
|
| 01/27/2010 | 5.11 | 5.28 | 5.00 | 5.23 | 34,064 | +1.36% |
|
| 01/26/2010 | 5.40 | 5.40 | 5.00 | 5.16 | 63,924 | -4.44% |
|
| 01/25/2010 | 5.36 | 5.60 | 5.10 | 5.40 | 62,222 | +1.69% |
|
| 01/22/2010 | 4.95 | 5.55 | 4.93 | 5.31 | 64,344 | +7.27% |
|
| 01/21/2010 | 4.91 | 5.10 | 4.84 | 4.95 | 46,444 | +0.81% |
|
| 01/20/2010 | 4.95 | 5.00 | 4.81 | 4.91 | 35,066 | -1.80% |
|
| 01/19/2010 | 4.93 | 5.07 | 4.90 | 5.00 | 39,402 | +2.04% |
|
| 01/15/2010 | 4.94 | 4.99 | 4.83 | 4.90 | 46,215 | -0.41% |
|
| 01/14/2010 | 4.89 | 5.00 | 4.77 | 4.92 | 31,706 | 0.00% |
|
| 01/13/2010 | 4.74 | 5.00 | 4.74 | 4.92 | 30,260 | +1.86% |
|
| 01/12/2010 | 4.73 | 4.93 | 4.71 | 4.83 | 19,377 | +0.63% |
|
| 01/11/2010 | 4.90 | 4.96 | 4.69 | 4.80 | 51,725 | -0.21% |
|
| 01/08/2010 | 4.78 | 4.95 | 4.70 | 4.81 | 28,550 | +0.42% |
|
| 01/07/2010 | 4.61 | 4.82 | 4.61 | 4.79 | 34,502 | +4.13% |
|
| 01/06/2010 | 4.79 | 4.88 | 4.57 | 4.60 | 35,823 | -4.37% |
|
| 01/05/2010 | 4.91 | 4.91 | 4.79 | 4.81 | 7,095 | -2.63% |
|
| 01/04/2010 | 5.04 | 5.06 | 4.88 | 4.94 | 19,540 | +0.20% |
|
| 12/31/2009 | 5.02 | 5.02 | 4.90 | 4.93 | 6,404 | -1.79% |
|
| 12/30/2009 | 5.00 | 5.02 | 4.78 | 5.02 | 16,791 | +0.20% |
|
| 12/29/2009 | 4.96 | 5.04 | 4.84 | 5.01 | 32,030 | +1.83% |
|
| 12/28/2009 | 4.64 | 5.00 | 4.63 | 4.92 | 30,306 | +6.03% |
|
| 12/24/2009 | 4.71 | 4.71 | 4.56 | 4.64 | 6,476 | -1.69% |
|
| 12/23/2009 | 4.77 | 4.83 | 4.65 | 4.72 | 31,425 | +1.07% |
|
| 12/22/2009 | 5.08 | 5.08 | 4.60 | 4.67 | 45,541 | -8.07% |
|
| 12/21/2009 | 4.38 | 5.20 | 4.38 | 5.08 | 60,128 | +30.93% |
|
| 12/18/2009 | 4.94 | 5.10 | 3.88 | 3.88 | 61,131 | -20.33% |
|
| 12/17/2009 | 4.83 | 4.92 | 4.73 | 4.87 | 23,550 | 0.00% |
|
| 12/16/2009 | 4.84 | 4.93 | 4.72 | 4.87 | 26,517 | +3.84% |
|
| 12/15/2009 | 4.84 | 5.05 | 4.69 | 4.69 | 30,017 | -3.30% |
|
| 12/14/2009 | 5.01 | 5.09 | 4.79 | 4.85 | 17,026 | -2.81% |
|
| 12/11/2009 | 4.80 | 5.03 | 4.75 | 4.99 | 8,533 | +6.17% |
|
| 12/10/2009 | 4.89 | 4.92 | 4.69 | 4.70 | 14,983 | -3.29% |
|
| 12/09/2009 | 4.97 | 4.97 | 4.80 | 4.86 | 12,772 | -2.41% |
|
| 12/08/2009 | 5.23 | 5.23 | 4.93 | 4.98 | 16,230 | -5.32% |
|
| 12/07/2009 | 5.06 | 5.26 | 4.91 | 5.26 | 37,044 | +3.34% |
|
| 12/04/2009 | 5.08 | 5.45 | 5.05 | 5.09 | 28,778 | +3.67% |
|
| 12/03/2009 | 4.98 | 4.98 | 4.73 | 4.91 | 19,446 | -1.01% |
|
| 12/02/2009 | 5.06 | 5.12 | 4.82 | 4.96 | 16,673 | -1.59% |
|
| 12/01/2009 | 4.80 | 5.16 | 4.75 | 5.04 | 27,755 | +7.01% |
|
| 11/30/2009 | 4.65 | 4.71 | 4.56 | 4.71 | 28,251 | +1.07% |
|
| 11/27/2009 | 4.63 | 4.94 | 4.63 | 4.66 | 16,400 | -4.51% |
|
| 11/25/2009 | 4.95 | 5.00 | 4.85 | 4.88 | 8,751 | -1.01% |
|
| 11/24/2009 | 4.96 | 4.96 | 4.85 | 4.93 | 18,300 | -0.80% |
|
| 11/23/2009 | 4.99 | 5.00 | 4.95 | 4.97 | 12,374 | +1.84% |
|
| 11/20/2009 | 4.85 | 4.89 | 4.80 | 4.88 | 22,926 | +1.24% |
|
| 11/19/2009 | 4.80 | 4.88 | 4.72 | 4.82 | 19,598 | -0.41% |
|
| 11/18/2009 | 4.92 | 5.02 | 4.80 | 4.84 | 6,831 | -1.43% |
|
| 11/17/2009 | 4.95 | 5.00 | 4.86 | 4.91 | 18,984 | -1.60% |
|
| 11/16/2009 | 4.98 | 5.00 | 4.80 | 4.99 | 21,947 | +1.84% |
|
| 11/13/2009 | 4.94 | 4.95 | 4.83 | 4.90 | 20,259 | +1.03% |
|
| 11/12/2009 | 4.97 | 5.06 | 4.78 | 4.85 | 27,824 | -3.00% |
|
| 11/11/2009 | 4.95 | 5.22 | 4.95 | 5.00 | 16,690 | +1.21% |
|
| 11/10/2009 | 5.09 | 5.25 | 4.92 | 4.94 | 28,386 | -4.26% |
|
| 11/09/2009 | 5.15 | 5.23 | 5.05 | 5.16 | 23,128 | +0.98% |
|
| 11/06/2009 | 5.02 | 5.14 | 4.88 | 5.11 | 7,721 | +0.99% |
|
| 11/05/2009 | 4.94 | 5.08 | 4.88 | 5.06 | 10,921 | +4.33% |
|
| 11/04/2009 | 5.03 | 5.10 | 4.83 | 4.85 | 15,811 | -2.41% |
|
| 11/03/2009 | 4.84 | 4.97 | 4.84 | 4.97 | 25,438 | +1.84% |
|
| 11/02/2009 | 4.85 | 4.89 | 4.80 | 4.88 | 28,996 | +0.62% |
|
| 10/30/2009 | 4.95 | 5.03 | 4.61 | 4.85 | 75,072 | -2.61% |
|
| 10/29/2009 | 4.84 | 5.15 | 4.79 | 4.98 | 18,300 | +4.18% |
|
| 10/28/2009 | 5.02 | 5.05 | 4.78 | 4.78 | 15,391 | -4.97% |
|
| 10/27/2009 | 5.21 | 5.29 | 5.02 | 5.03 | 14,378 | -2.71% |
|
| 10/26/2009 | 5.16 | 5.26 | 5.13 | 5.17 | 15,033 | -0.19% |
|
| 10/23/2009 | 5.55 | 5.58 | 5.18 | 5.18 | 25,107 | -6.67% |
|
| 10/22/2009 | 5.33 | 5.60 | 5.33 | 5.55 | 18,039 | +4.13% |
|
| 10/21/2009 | 5.52 | 5.87 | 5.31 | 5.33 | 34,934 | -3.96% |
|
| 10/20/2009 | 5.50 | 5.58 | 5.20 | 5.55 | 50,625 | +0.54% |
|
| 10/19/2009 | 5.50 | 5.61 | 5.50 | 5.52 | 15,353 | +0.36% |
|
| 10/16/2009 | 5.52 | 5.60 | 5.40 | 5.50 | 28,600 | -1.26% |
|
| 10/15/2009 | 5.40 | 5.65 | 5.39 | 5.57 | 19,000 | +1.64% |
|
| 10/14/2009 | 5.39 | 5.49 | 5.35 | 5.48 | 6,479 | +3.20% |
|
| 10/13/2009 | 5.45 | 5.45 | 5.27 | 5.31 | 12,288 | -3.63% |
|
| 10/12/2009 | 5.47 | 5.60 | 5.41 | 5.51 | 11,303 | +0.18% |
|
| 10/09/2009 | 5.40 | 5.50 | 5.22 | 5.50 | 23,444 | +1.85% |
|
| 10/08/2009 | 5.30 | 5.50 | 5.27 | 5.40 | 11,060 | +3.05% |
|
| 10/07/2009 | 5.38 | 5.39 | 5.15 | 5.24 | 20,464 | -3.50% |
|
| 10/06/2009 | 5.04 | 5.43 | 4.94 | 5.43 | 19,698 | +9.04% |
|
| 10/05/2009 | 4.90 | 5.14 | 4.90 | 4.98 | 25,646 | +2.05% |
|
| 10/02/2009 | 5.00 | 5.07 | 4.87 | 4.88 | 26,469 | -5.97% |
|
| 10/01/2009 | 5.50 | 5.53 | 5.19 | 5.19 | 15,716 | -6.15% |
|
| 09/30/2009 | 5.70 | 5.70 | 5.50 | 5.53 | 23,272 | -2.64% |
|
| 09/29/2009 | 5.52 | 5.71 | 5.47 | 5.68 | 32,422 | +3.27% |
|
| 09/28/2009 | 5.40 | 5.60 | 5.40 | 5.50 | 28,240 | +2.04% |
|
| 09/25/2009 | 5.49 | 5.62 | 5.10 | 5.39 | 27,200 | -2.00% |
|
| 09/24/2009 | 5.66 | 5.71 | 5.50 | 5.50 | 35,360 | -0.72% |
|
| 09/23/2009 | 5.53 | 5.69 | 5.50 | 5.54 | 17,112 | +0.73% |
|
| 09/22/2009 | 5.58 | 5.58 | 5.44 | 5.50 | 20,900 | 0.00% |
|
| 09/21/2009 | 5.49 | 5.60 | 5.49 | 5.50 | 16,292 | -1.26% |
|
| 09/18/2009 | 5.49 | 5.64 | 5.49 | 5.57 | 38,900 | +0.18% |
|
| 09/17/2009 | 5.54 | 5.71 | 5.50 | 5.56 | 23,507 | +0.36% |
|
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