| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 5.27 | 5.51 | 5.08 | 5.43 | 20,441 |  +5.03% |
 |
| 02/08/2010 | 5.34 | 5.49 | 5.01 | 5.17 | 22,344 |  -3.54% |
|
| 02/05/2010 | 5.14 | 5.48 | 5.10 | 5.36 | 7,869 | +4.48% |
|
| 02/04/2010 | 5.30 | 5.40 | 5.12 | 5.13 | 18,372 | -4.29% |
|
| 02/03/2010 | 5.52 | 5.68 | 5.32 | 5.36 | 41,533 | -3.25% |
|
| 02/02/2010 | 5.43 | 5.80 | 5.12 | 5.54 | 83,785 | +2.03% |
|
| 02/01/2010 | 5.32 | 5.43 | 5.15 | 5.43 | 27,671 | +2.45% |
|
| 01/29/2010 | 5.37 | 5.64 | 5.21 | 5.30 | 16,125 | -0.93% |
|
| 01/28/2010 | 5.40 | 5.50 | 5.33 | 5.35 | 11,589 | -0.74% |
|
| 01/27/2010 | 5.21 | 5.42 | 5.21 | 5.39 | 5,583 | +2.28% |
|
| 01/26/2010 | 5.32 | 5.50 | 5.15 | 5.27 | 52,584 | -1.68% |
|
| 01/25/2010 | 5.21 | 5.36 | 5.16 | 5.36 | 15,290 | -0.37% |
|
| 01/22/2010 | 5.58 | 5.69 | 5.29 | 5.38 | 27,619 | -0.92% |
|
| 01/21/2010 | 5.73 | 5.73 | 5.43 | 5.43 | 28,169 | -4.57% |
|
| 01/20/2010 | 5.73 | 5.83 | 5.48 | 5.69 | 21,928 | -2.23% |
|
| 01/19/2010 | 5.76 | 5.89 | 5.73 | 5.82 | 53,151 | +1.04% |
|
| 01/15/2010 | 5.85 | 5.90 | 5.64 | 5.76 | 68,372 | -1.20% |
|
| 01/14/2010 | 5.55 | 5.85 | 5.55 | 5.83 | 19,046 | +4.11% |
|
| 01/13/2010 | 5.67 | 5.69 | 5.55 | 5.60 | 11,293 | -0.88% |
|
| 01/12/2010 | 5.50 | 5.72 | 5.50 | 5.65 | 21,070 | +1.44% |
|
| 01/11/2010 | 5.99 | 5.99 | 5.51 | 5.57 | 19,563 | -6.70% |
|
| 01/08/2010 | 5.61 | 6.02 | 5.42 | 5.97 | 24,672 | +5.48% |
|
| 01/07/2010 | 5.53 | 5.74 | 5.53 | 5.66 | 22,591 | +1.98% |
|
| 01/06/2010 | 6.17 | 6.17 | 5.48 | 5.55 | 25,177 | -6.09% |
|
| 01/05/2010 | 6.19 | 6.21 | 5.79 | 5.91 | 30,208 | -4.83% |
|
| 01/04/2010 | 6.29 | 6.48 | 5.62 | 6.21 | 130,858 | +10.30% |
|
| 12/31/2009 | 6.09 | 6.10 | 5.46 | 5.63 | 6,209 | -7.40% |
|
| 12/30/2009 | 5.89 | 6.08 | 5.64 | 6.08 | 10,822 | +2.18% |
|
| 12/29/2009 | 5.93 | 6.04 | 5.69 | 5.95 | 5,161 | +1.02% |
|
| 12/28/2009 | 5.88 | 5.89 | 5.60 | 5.89 | 5,180 | +0.86% |
|
| 12/24/2009 | 5.65 | 5.91 | 5.65 | 5.84 | 5,890 | -2.01% |
|
| 12/23/2009 | 6.03 | 6.05 | 5.85 | 5.96 | 6,747 | -0.50% |
|
| 12/22/2009 | 5.87 | 6.01 | 5.87 | 5.99 | 7,487 | -2.76% |
|
| 12/21/2009 | 6.14 | 6.20 | 5.72 | 6.16 | 33,418 | +1.48% |
|
| 12/18/2009 | 6.07 | 6.14 | 5.93 | 6.07 | 76,092 | +1.51% |
|
| 12/17/2009 | 5.97 | 6.16 | 5.91 | 5.98 | 9,409 | -1.48% |
|
| 12/16/2009 | 6.14 | 6.14 | 5.92 | 6.07 | 15,305 | 0.00% |
|
| 12/15/2009 | 5.80 | 6.15 | 5.80 | 6.07 | 49,486 | +4.48% |
|
| 12/14/2009 | 5.73 | 5.88 | 5.56 | 5.81 | 10,508 | +1.40% |
|
| 12/11/2009 | 6.00 | 6.00 | 5.41 | 5.73 | 42,834 | -3.70% |
|
| 12/10/2009 | 6.15 | 6.15 | 5.85 | 5.95 | 9,771 | -2.30% |
|
| 12/09/2009 | 6.06 | 6.20 | 5.87 | 6.09 | 11,776 | +0.83% |
|
| 12/08/2009 | 5.99 | 6.26 | 5.99 | 6.04 | 9,499 | -0.66% |
|
| 12/07/2009 | 6.12 | 6.13 | 5.77 | 6.08 | 25,221 | -0.98% |
|
| 12/04/2009 | 6.13 | 6.18 | 5.87 | 6.14 | 20,247 | +3.72% |
|
| 12/03/2009 | 6.08 | 6.16 | 5.88 | 5.92 | 10,286 | -1.82% |
|
| 12/02/2009 | 6.20 | 6.29 | 6.01 | 6.03 | 16,613 | -2.90% |
|
| 12/01/2009 | 5.96 | 6.25 | 5.87 | 6.21 | 80,829 | +6.15% |
 |
| 11/30/2009 | 5.38 | 5.91 | 5.32 | 5.85 | 35,394 | +8.33% |
|
| 11/27/2009 | 5.84 | 5.84 | 5.20 | 5.40 | 18,540 | -12.90% |
|
| 11/25/2009 | 6.27 | 6.30 | 6.16 | 6.20 | 7,900 | -0.64% |
|
| 11/24/2009 | 6.21 | 6.30 | 6.18 | 6.24 | 4,800 | +0.48% |
|
| 11/23/2009 | 6.28 | 6.34 | 6.14 | 6.21 | 11,051 | +1.47% |
|
| 11/20/2009 | 5.92 | 6.32 | 5.75 | 6.12 | 18,917 | +1.83% |
|
| 11/19/2009 | 6.17 | 6.30 | 6.01 | 6.01 | 12,791 | -4.30% |
|
| 11/18/2009 | 6.11 | 6.34 | 6.03 | 6.28 | 7,145 | +3.12% |
|
| 11/17/2009 | 6.32 | 6.32 | 6.09 | 6.09 | 14,297 | -4.09% |
|
| 11/16/2009 | 6.32 | 6.44 | 6.25 | 6.35 | 17,214 | +2.42% |
|
| 11/13/2009 | 6.07 | 6.32 | 6.06 | 6.20 | 8,938 | +2.48% |
|
| 11/12/2009 | 6.48 | 6.48 | 6.01 | 6.05 | 12,850 | -5.76% |
|
| 11/11/2009 | 6.33 | 6.44 | 6.09 | 6.42 | 24,583 | +3.05% |
|
| 11/10/2009 | 6.11 | 6.38 | 5.99 | 6.23 | 65,320 | -8.11% |
|
| 11/09/2009 | 6.46 | 6.92 | 6.46 | 6.78 | 18,429 | +6.94% |
|
| 11/06/2009 | 6.15 | 6.54 | 6.11 | 6.34 | 5,785 | +0.63% |
|
| 11/05/2009 | 6.14 | 6.33 | 6.11 | 6.30 | 16,038 | +2.77% |
|
| 11/04/2009 | 6.28 | 6.52 | 6.10 | 6.13 | 44,601 | +0.33% |
|
| 11/03/2009 | 5.74 | 6.12 | 5.69 | 6.11 | 36,979 | +4.62% |
|
| 11/02/2009 | 6.36 | 6.36 | 5.64 | 5.84 | 108,172 | -7.30% |
|
| 10/30/2009 | 6.58 | 6.65 | 6.27 | 6.30 | 43,753 | -5.97% |
|
| 10/29/2009 | 6.52 | 6.72 | 6.34 | 6.70 | 24,274 | +5.02% |
|
| 10/28/2009 | 6.30 | 6.58 | 6.30 | 6.38 | 26,525 | +0.47% |
|
| 10/27/2009 | 6.41 | 6.62 | 6.24 | 6.35 | 20,103 | -0.63% |
|
| 10/26/2009 | 6.79 | 6.79 | 6.33 | 6.39 | 9,643 | +1.27% |
|
| 10/23/2009 | 6.64 | 6.64 | 6.31 | 6.31 | 20,398 | -3.66% |
|
| 10/22/2009 | 6.37 | 6.59 | 6.37 | 6.55 | 13,428 | +2.99% |
|
| 10/21/2009 | 6.36 | 6.84 | 6.30 | 6.36 | 19,205 | -0.78% |
|
| 10/20/2009 | 6.40 | 6.89 | 6.21 | 6.41 | 12,818 | -1.23% |
|
| 10/19/2009 | 6.19 | 6.49 | 6.05 | 6.49 | 18,141 | +4.17% |
|
| 10/16/2009 | 6.37 | 6.38 | 6.21 | 6.23 | 20,573 | -3.11% |
|
| 10/15/2009 | 6.71 | 6.83 | 6.43 | 6.43 | 32,326 | -5.72% |
|
| 10/14/2009 | 6.74 | 6.85 | 6.42 | 6.82 | 172,992 | +3.33% |
|
| 10/13/2009 | 6.59 | 6.62 | 6.44 | 6.60 | 6,238 | +0.46% |
|
| 10/12/2009 | 6.60 | 6.94 | 6.55 | 6.57 | 58,298 | +2.66% |
|
| 10/09/2009 | 6.30 | 6.43 | 6.30 | 6.40 | 10,340 | +1.75% |
|
| 10/08/2009 | 6.26 | 6.41 | 6.22 | 6.29 | 47,483 | +1.62% |
|
| 10/07/2009 | 6.03 | 6.32 | 5.82 | 6.19 | 58,823 | +2.15% |
|
| 10/06/2009 | 5.90 | 6.25 | 5.72 | 6.06 | 25,488 | +4.30% |
|
| 10/05/2009 | 5.65 | 5.83 | 5.49 | 5.81 | 44,042 | +3.57% |
|
| 10/02/2009 | 5.60 | 5.70 | 5.60 | 5.61 | 18,003 | -1.75% |
|
| 10/01/2009 | 5.66 | 5.87 | 5.66 | 5.71 | 44,651 | +0.18% |
|
| 09/30/2009 | 5.49 | 5.88 | 5.49 | 5.70 | 77,919 | -0.35% |
|
| 09/29/2009 | 5.68 | 5.76 | 5.63 | 5.72 | 17,968 | -1.04% |
|
| 09/28/2009 | 5.71 | 5.81 | 5.63 | 5.78 | 27,815 | +1.94% |
|
| 09/25/2009 | 5.69 | 5.69 | 5.56 | 5.67 | 16,300 | +1.07% |
|
| 09/24/2009 | 5.60 | 5.65 | 5.59 | 5.61 | 109,784 | +1.08% |
|
| 09/23/2009 | 5.43 | 5.60 | 5.43 | 5.55 | 58,904 | +0.73% |
|
| 09/22/2009 | 5.68 | 5.69 | 5.38 | 5.51 | 23,069 | -1.25% |
|
| 09/21/2009 | 5.63 | 5.73 | 5.51 | 5.58 | 32,796 | -2.62% |
|
| 09/18/2009 | 5.73 | 5.82 | 5.70 | 5.73 | 57,518 | +0.70% |
|
| 09/17/2009 | 5.64 | 5.80 | 5.50 | 5.69 | 23,303 | +1.07% |
|
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