| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 11/20/2009 | 4.48 | 4.49 | 4.33 | 4.42 | 5,581 |  +0.16% |
 |
| 11/19/2009 | 4.44 | 4.47 | 4.41 | 4.41 | 450 |  -1.72% |
|
| 11/18/2009 | 4.43 | 4.52 | 4.43 | 4.49 | 3,200 | +0.90% |
|
| 11/17/2009 | 4.35 | 4.57 | 4.35 | 4.45 | 6,280 | -3.05% |
|
| 11/16/2009 | 4.59 | 4.59 | 4.26 | 4.59 | 26,374 | +1.32% |
|
| 11/13/2009 | 4.34 | 4.53 | 4.09 | 4.53 | 23,277 | +6.34% |
|
| 11/12/2009 | 4.30 | 4.30 | 4.24 | 4.26 | 1,625 | -0.93% |
|
| 11/11/2009 | 4.25 | 4.33 | 4.22 | 4.30 | 4,332 | +1.18% |
|
| 11/10/2009 | 4.25 | 4.33 | 4.24 | 4.25 | 1,141 | -3.41% |
|
| 11/09/2009 | 4.44 | 4.44 | 4.30 | 4.40 | 8,350 | +9.18% |
|
| 11/06/2009 | 4.30 | 4.30 | 4.03 | 4.03 | 2,773 | -6.28% |
|
| 11/05/2009 | 4.00 | 4.30 | 4.00 | 4.30 | 2,358 | +6.17% |
|
| 11/04/2009 | 3.98 | 4.14 | 3.98 | 4.05 | 2,200 | -4.71% |
|
| 11/03/2009 | 3.90 | 4.25 | 3.90 | 4.25 | 6,597 | +0.71% |
|
| 11/02/2009 | 4.29 | 4.36 | 4.01 | 4.22 | 17,978 | -1.63% |
|
| 10/30/2009 | 4.51 | 4.51 | 4.13 | 4.29 | 39,573 | -2.06% |
|
| 10/29/2009 | 4.35 | 4.38 | 4.35 | 4.38 | 1,383 | -0.45% |
|
| 10/27/2009 | 4.35 | 4.41 | 4.29 | 4.40 | 3,877 | +1.62% |
|
| 10/26/2009 | 4.35 | 4.46 | 4.33 | 4.33 | 5,300 | -1.81% |
|
| 10/23/2009 | 4.47 | 4.47 | 4.35 | 4.41 | 1,400 | -1.34% |
|
| 10/22/2009 | 4.47 | 4.47 | 4.42 | 4.47 | 7,416 | 0.00% |
|
| 10/21/2009 | 4.43 | 4.47 | 4.40 | 4.47 | 8,373 | +3.47% |
|
| 10/20/2009 | 4.30 | 4.46 | 4.10 | 4.32 | 3,874 | -0.69% |
|
| 10/19/2009 | 4.35 | 4.46 | 4.32 | 4.35 | 11,340 | 0.00% |
|
| 10/16/2009 | 4.45 | 4.45 | 4.31 | 4.35 | 10,766 | -2.25% |
|
| 10/15/2009 | 4.42 | 4.45 | 4.42 | 4.45 | 37,632 | +0.68% |
|
| 10/14/2009 | 4.37 | 4.42 | 4.30 | 4.42 | 38,515 | +1.38% |
|
| 10/13/2009 | 4.39 | 4.40 | 4.04 | 4.36 | 23,599 | +6.60% |
|
| 10/12/2009 | 4.01 | 4.09 | 3.97 | 4.09 | 19,241 | -0.24% |
|
| 10/09/2009 | 4.26 | 4.27 | 4.06 | 4.10 | 9,768 | -5.31% |
|
| 10/08/2009 | 4.30 | 4.33 | 4.30 | 4.33 | 565 | +1.64% |
|
| 10/07/2009 | 4.36 | 4.36 | 4.26 | 4.26 | 33,270 | -2.07% |
|
| 10/06/2009 | 4.34 | 4.35 | 4.25 | 4.35 | 35,475 | +0.69% |
|
| 10/05/2009 | 4.38 | 4.38 | 4.29 | 4.32 | 8,785 | 0.00% |
|
| 10/02/2009 | 4.20 | 4.39 | 4.19 | 4.32 | 17,837 | +2.86% |
|
| 10/01/2009 | 4.32 | 4.35 | 4.16 | 4.20 | 21,894 | -1.41% |
|
| 09/30/2009 | 4.20 | 4.29 | 4.18 | 4.26 | 2,812 | +0.24% |
|
| 09/29/2009 | 4.20 | 4.25 | 4.18 | 4.25 | 5,728 | +0.47% |
|
| 09/28/2009 | 4.23 | 4.23 | 4.18 | 4.23 | 4,913 | +0.71% |
|
| 09/25/2009 | 4.20 | 4.22 | 4.20 | 4.20 | 700 | 0.00% |
|
| 09/24/2009 | 4.23 | 4.27 | 4.17 | 4.20 | 5,546 | +1.45% |
|
| 09/23/2009 | 4.13 | 4.27 | 4.13 | 4.14 | 2,765 | +1.97% |
|
| 09/22/2009 | 4.26 | 4.34 | 4.06 | 4.06 | 14,306 | -3.56% |
|
| 09/21/2009 | 4.00 | 4.37 | 3.85 | 4.21 | 20,586 | +5.25% |
|
| 09/18/2009 | 4.32 | 4.40 | 4.00 | 4.00 | 50,950 | -8.47% |
|
| 09/17/2009 | 4.39 | 4.39 | 4.32 | 4.37 | 8,342 | -0.68% |
|
| 09/16/2009 | 4.20 | 4.40 | 4.20 | 4.40 | 19,191 | +4.27% |
|
| 09/15/2009 | 3.82 | 4.22 | 3.82 | 4.22 | 33,202 | +11.35% |
|
| 09/14/2009 | 3.68 | 3.79 | 3.65 | 3.79 | 48,314 | +3.02% |
|
| 09/11/2009 | 3.74 | 3.75 | 3.60 | 3.68 | 19,320 | -1.64% |
|
| 09/10/2009 | 3.75 | 3.78 | 3.73 | 3.74 | 8,300 | +0.27% |
|
| 09/09/2009 | 3.82 | 3.85 | 3.73 | 3.73 | 22,032 | -1.06% |
|
| 09/08/2009 | 3.97 | 3.97 | 3.70 | 3.77 | 17,931 | -5.28% |
|
| 09/04/2009 | 3.97 | 3.98 | 3.97 | 3.98 | 2,600 | +0.76% |
|
| 09/03/2009 | 3.95 | 3.99 | 3.87 | 3.95 | 2,048 | +0.25% |
|
| 09/02/2009 | 3.94 | 3.99 | 3.94 | 3.94 | 9,088 | 0.00% |
|
| 09/01/2009 | 3.95 | 3.98 | 3.94 | 3.94 | 4,442 | -0.25% |
|
| 08/31/2009 | 3.88 | 3.95 | 3.88 | 3.95 | 3,037 | +0.51% |
|
| 08/28/2009 | 3.88 | 3.94 | 3.87 | 3.93 | 5,104 | -0.15% |
|
| 08/27/2009 | 3.90 | 3.94 | 3.90 | 3.94 | 6,200 | +0.93% |
|
| 08/26/2009 | 3.91 | 3.92 | 3.88 | 3.90 | 6,397 | -0.76% |
|
| 08/25/2009 | 3.85 | 3.93 | 3.81 | 3.93 | 16,077 | +1.03% |
|
| 08/24/2009 | 3.98 | 4.00 | 3.87 | 3.89 | 24,114 | -3.71% |
|
| 08/21/2009 | 3.80 | 4.10 | 3.80 | 4.04 | 18,094 | +4.66% |
|
| 08/20/2009 | 4.00 | 4.00 | 3.84 | 3.86 | 14,603 | -3.26% |
|
| 08/19/2009 | 4.03 | 4.03 | 3.83 | 3.99 | 29,025 | +1.01% |
|
| 08/18/2009 | 4.37 | 4.37 | 3.69 | 3.95 | 81,640 | -11.43% |
|
| 08/17/2009 | 4.67 | 4.74 | 4.40 | 4.46 | 46,121 | -4.09% |
|
| 08/14/2009 | 4.56 | 4.65 | 4.56 | 4.65 | 12,251 | +0.87% |
|
| 08/13/2009 | 4.61 | 4.61 | 4.52 | 4.61 | 2,500 | +0.22% |
|
| 08/12/2009 | 4.60 | 4.60 | 4.58 | 4.60 | 1,930 | -0.22% |
|
| 08/11/2009 | 4.61 | 4.61 | 4.52 | 4.61 | 8,121 | +0.22% |
|
| 08/10/2009 | 4.61 | 4.61 | 4.60 | 4.60 | 1,694 | +0.22% |
|
| 08/07/2009 | 4.56 | 4.61 | 4.56 | 4.59 | 2,010 | +0.66% |
|
| 08/06/2009 | 4.60 | 4.60 | 4.51 | 4.56 | 1,500 | -0.87% |
|
| 08/05/2009 | 4.52 | 4.60 | 4.52 | 4.60 | 3,141 | -0.22% |
|
| 08/04/2009 | 4.61 | 4.61 | 4.55 | 4.61 | 3,127 | +0.02% |
|
| 08/03/2009 | 4.53 | 4.61 | 4.53 | 4.61 | 12,069 | +1.07% |
|
| 07/31/2009 | 4.61 | 4.61 | 4.55 | 4.56 | 7,630 | -0.87% |
|
| 07/30/2009 | 4.59 | 4.60 | 4.56 | 4.60 | 21,656 | +0.22% |
|
| 07/29/2009 | 4.59 | 4.59 | 4.53 | 4.59 | 14,432 | +0.22% |
|
| 07/28/2009 | 4.48 | 4.58 | 4.48 | 4.58 | 7,392 | +3.15% |
|
| 07/27/2009 | 4.57 | 4.57 | 4.43 | 4.44 | 11,215 | -2.63% |
|
| 07/24/2009 | 4.52 | 4.56 | 4.48 | 4.56 | 12,229 | +1.05% |
|
| 07/23/2009 | 4.51 | 4.51 | 4.31 | 4.51 | 17,113 | +0.05% |
|
| 07/22/2009 | 4.44 | 4.51 | 4.41 | 4.51 | 19,064 | +2.27% |
|
| 07/21/2009 | 4.45 | 4.45 | 4.35 | 4.41 | 8,820 | -0.68% |
|
| 07/20/2009 | 4.36 | 4.44 | 4.34 | 4.44 | 19,691 | +2.68% |
|
| 07/17/2009 | 4.36 | 4.36 | 4.30 | 4.32 | 6,570 | -0.14% |
|
| 07/16/2009 | 4.29 | 4.34 | 4.29 | 4.33 | 7,883 | +0.93% |
|
| 07/15/2009 | 4.29 | 4.29 | 4.28 | 4.29 | 3,566 | +0.70% |
|
| 07/14/2009 | 4.13 | 4.27 | 4.13 | 4.26 | 8,097 | +3.40% |
|
| 07/13/2009 | 4.12 | 4.17 | 4.11 | 4.12 | 5,476 | -2.60% |
|
| 07/10/2009 | 4.20 | 4.23 | 4.10 | 4.23 | 8,061 | -1.85% |
|
| 07/09/2009 | 4.25 | 4.31 | 4.25 | 4.31 | 1,929 | -2.05% |
|
| 07/08/2009 | 4.40 | 4.40 | 4.40 | 4.40 | 3,405 | -1.35% |
|
| 07/07/2009 | 4.31 | 4.47 | 4.31 | 4.46 | 6,393 | +3.24% |
|
| 07/06/2009 | 4.25 | 4.32 | 4.24 | 4.32 | 2,130 | +1.65% |
|
| 07/02/2009 | 4.35 | 4.37 | 4.25 | 4.25 | 6,850 | -4.92% |
|
| 07/01/2009 | 4.44 | 4.47 | 4.32 | 4.47 | 5,692 | -0.22% |
|
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