| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 4.34 | 4.58 | 4.34 | 4.42 | 16,785 |  +2.31% |
 |
| 02/08/2010 | 4.27 | 4.61 | 4.24 | 4.32 | 11,898 | +0.47% |
|
| 02/05/2010 | 4.21 | 4.42 | 4.21 | 4.30 | 7,122 | +0.47% |
|
| 02/04/2010 | 4.48 | 4.51 | 4.17 | 4.28 | 47,964 |  -4.89% |
|
| 02/03/2010 | 4.33 | 4.55 | 4.19 | 4.50 | 54,332 | +4.17% |
|
| 02/02/2010 | 4.00 | 4.52 | 4.00 | 4.32 | 67,988 | +2.61% |
|
| 02/01/2010 | 4.23 | 4.41 | 4.15 | 4.21 | 36,498 | +2.93% |
|
| 01/29/2010 | 4.25 | 4.25 | 4.09 | 4.09 | 13,500 | -3.42% |
|
| 01/28/2010 | 4.29 | 4.53 | 4.19 | 4.24 | 27,014 | -1.74% |
|
| 01/27/2010 | 4.38 | 4.40 | 4.31 | 4.31 | 1,800 | -2.71% |
|
| 01/26/2010 | 4.52 | 4.52 | 4.19 | 4.43 | 10,341 | -0.23% |
|
| 01/25/2010 | 4.28 | 4.63 | 4.28 | 4.44 | 4,707 | +3.98% |
|
| 01/22/2010 | 4.33 | 4.33 | 4.20 | 4.27 | 11,258 | +0.23% |
|
| 01/21/2010 | 4.54 | 4.54 | 4.26 | 4.26 | 9,650 | -8.39% |
|
| 01/20/2010 | 4.65 | 4.72 | 4.43 | 4.65 | 15,210 | -0.21% |
|
| 01/19/2010 | 4.69 | 4.80 | 4.63 | 4.66 | 102,199 | -0.85% |
|
| 01/15/2010 | 4.52 | 4.70 | 4.20 | 4.70 | 53,069 | +1.29% |
|
| 01/14/2010 | 4.56 | 4.70 | 4.44 | 4.64 | 17,714 | +1.31% |
|
| 01/13/2010 | 4.50 | 4.70 | 4.33 | 4.58 | 47,629 | -0.43% |
|
| 01/12/2010 | 4.60 | 4.67 | 4.52 | 4.60 | 7,255 | -2.13% |
|
| 01/11/2010 | 4.69 | 4.81 | 4.55 | 4.70 | 11,148 | -0.63% |
|
| 01/08/2010 | 4.60 | 4.73 | 4.36 | 4.73 | 8,350 | +2.83% |
|
| 01/07/2010 | 4.73 | 4.75 | 4.60 | 4.60 | 13,419 | -4.56% |
|
| 01/06/2010 | 4.80 | 4.90 | 4.71 | 4.82 | 190,797 | -1.23% |
|
| 01/05/2010 | 4.81 | 4.90 | 4.79 | 4.88 | 147,718 | +1.67% |
 |
| 01/04/2010 | 4.75 | 4.90 | 4.75 | 4.80 | 87,316 | +1.05% |
|
| 12/31/2009 | 4.89 | 4.89 | 4.66 | 4.75 | 36,052 | -4.43% |
|
| 12/30/2009 | 4.90 | 4.97 | 4.80 | 4.97 | 41,432 | +0.40% |
|
| 12/29/2009 | 4.37 | 5.19 | 4.35 | 4.95 | 120,993 | +15.38% |
|
| 12/28/2009 | 4.34 | 4.45 | 4.16 | 4.29 | 30,162 | -4.24% |
|
| 12/24/2009 | 4.50 | 4.50 | 4.42 | 4.48 | 17,673 | +0.90% |
|
| 12/23/2009 | 4.74 | 4.75 | 4.34 | 4.44 | 26,195 | -6.33% |
|
| 12/22/2009 | 4.73 | 5.00 | 4.67 | 4.74 | 40,413 | +0.85% |
|
| 12/21/2009 | 4.74 | 4.75 | 4.63 | 4.70 | 31,035 | -2.08% |
|
| 12/18/2009 | 4.22 | 4.80 | 4.22 | 4.80 | 88,433 | +14.29% |
|
| 12/17/2009 | 4.33 | 4.43 | 4.09 | 4.20 | 8,936 | -6.04% |
|
| 12/16/2009 | 4.61 | 4.61 | 4.43 | 4.47 | 23,467 | -1.76% |
|
| 12/15/2009 | 4.22 | 4.61 | 4.21 | 4.55 | 44,999 | +8.08% |
|
| 12/14/2009 | 4.22 | 4.27 | 4.15 | 4.21 | 27,159 | +0.72% |
|
| 12/11/2009 | 4.11 | 4.23 | 4.00 | 4.18 | 14,194 | +3.36% |
|
| 12/10/2009 | 4.39 | 4.39 | 3.99 | 4.04 | 207,806 | -10.13% |
|
| 12/09/2009 | 4.26 | 4.59 | 4.22 | 4.50 | 59,069 | +5.63% |
|
| 12/08/2009 | 4.30 | 4.38 | 4.26 | 4.26 | 8,496 | -1.16% |
|
| 12/07/2009 | 4.20 | 4.37 | 4.15 | 4.31 | 57,403 | +2.38% |
|
| 12/04/2009 | 3.88 | 4.21 | 3.88 | 4.21 | 94,720 | +4.99% |
|
| 12/03/2009 | 4.04 | 4.12 | 3.89 | 4.01 | 50,073 | -1.47% |
|
| 12/02/2009 | 4.05 | 4.14 | 4.00 | 4.07 | 20,841 | -1.21% |
|
| 12/01/2009 | 4.05 | 4.12 | 3.97 | 4.12 | 55,737 | +2.49% |
|
| 11/30/2009 | 4.00 | 4.12 | 3.95 | 4.02 | 38,921 | +0.50% |
|
| 11/27/2009 | 4.03 | 4.07 | 4.00 | 4.00 | 715 | -1.23% |
|
| 11/25/2009 | 4.08 | 4.15 | 4.00 | 4.05 | 19,276 | -1.70% |
|
| 11/24/2009 | 4.16 | 4.17 | 4.01 | 4.12 | 39,185 | -1.44% |
|
| 11/23/2009 | 4.29 | 4.29 | 4.15 | 4.18 | 9,009 | -1.65% |
|
| 11/20/2009 | 4.11 | 4.40 | 4.11 | 4.25 | 62,837 | -1.39% |
|
| 11/19/2009 | 4.23 | 4.34 | 4.23 | 4.31 | 15,082 | 0.00% |
|
| 11/18/2009 | 4.20 | 4.34 | 4.18 | 4.31 | 22,001 | +2.62% |
|
| 11/17/2009 | 4.02 | 4.34 | 4.02 | 4.20 | 58,071 | +3.70% |
|
| 11/16/2009 | 4.01 | 4.10 | 3.98 | 4.05 | 150,257 | +2.53% |
|
| 11/13/2009 | 3.97 | 4.00 | 3.90 | 3.95 | 35,087 | +1.28% |
|
| 11/12/2009 | 3.90 | 4.01 | 3.88 | 3.90 | 47,720 | +2.36% |
|
| 11/11/2009 | 3.75 | 4.09 | 3.73 | 3.81 | 100,013 | +3.53% |
|
| 11/10/2009 | 3.74 | 3.76 | 3.60 | 3.68 | 59,268 | -2.65% |
|
| 11/09/2009 | 3.70 | 3.87 | 3.62 | 3.78 | 41,727 | +4.42% |
|
| 11/06/2009 | 3.68 | 3.70 | 3.59 | 3.62 | 27,617 | -3.98% |
|
| 11/05/2009 | 3.61 | 3.79 | 3.59 | 3.77 | 32,973 | +3.57% |
|
| 11/04/2009 | 3.39 | 3.77 | 3.26 | 3.64 | 76,487 | +1.96% |
|
| 11/03/2009 | 3.20 | 3.57 | 3.18 | 3.57 | 31,624 | +9.85% |
|
| 11/02/2009 | 3.27 | 3.36 | 3.22 | 3.25 | 11,070 | +0.31% |
|
| 10/30/2009 | 3.52 | 3.52 | 3.17 | 3.24 | 39,839 | -7.43% |
|
| 10/29/2009 | 3.70 | 3.92 | 3.50 | 3.50 | 52,504 | -3.85% |
|
| 10/28/2009 | 3.77 | 4.29 | 3.64 | 3.64 | 50,118 | -5.21% |
|
| 10/27/2009 | 3.94 | 4.00 | 3.61 | 3.84 | 19,925 | +4.92% |
|
| 10/26/2009 | 3.73 | 3.73 | 3.63 | 3.66 | 25,725 | +0.83% |
|
| 10/23/2009 | 3.72 | 3.72 | 3.50 | 3.63 | 39,717 | -2.16% |
|
| 10/22/2009 | 3.85 | 3.85 | 3.56 | 3.71 | 68,655 | -4.63% |
|
| 10/21/2009 | 3.77 | 3.99 | 3.68 | 3.89 | 92,910 | +4.29% |
|
| 10/20/2009 | 3.61 | 3.77 | 3.52 | 3.73 | 49,725 | +2.19% |
|
| 10/19/2009 | 3.95 | 3.95 | 3.60 | 3.65 | 76,279 | -7.59% |
|
| 10/16/2009 | 4.03 | 4.12 | 3.92 | 3.95 | 33,942 | -3.19% |
|
| 10/15/2009 | 3.34 | 4.14 | 3.21 | 4.08 | 151,636 | +23.26% |
|
| 10/14/2009 | 3.26 | 3.39 | 3.23 | 3.31 | 97,684 | +1.22% |
|
| 10/13/2009 | 3.05 | 3.29 | 3.01 | 3.27 | 65,264 | +7.21% |
|
| 10/12/2009 | 3.20 | 3.25 | 3.02 | 3.05 | 53,383 | -2.87% |
|
| 10/09/2009 | 3.06 | 3.20 | 3.05 | 3.14 | 46,388 | +3.29% |
|
| 10/08/2009 | 3.00 | 3.10 | 3.00 | 3.04 | 30,413 | +0.33% |
|
| 10/07/2009 | 3.08 | 3.10 | 3.01 | 3.03 | 13,077 | -1.62% |
|
| 10/06/2009 | 3.06 | 3.10 | 3.00 | 3.08 | 30,310 | +0.00% |
|
| 10/05/2009 | 3.09 | 3.15 | 3.02 | 3.08 | 43,245 | -1.60% |
|
| 10/02/2009 | 3.00 | 3.13 | 2.99 | 3.13 | 59,710 | +2.96% |
|
| 10/01/2009 | 3.10 | 3.14 | 3.00 | 3.04 | 114,413 | 0.00% |
|
| 09/30/2009 | 3.00 | 3.08 | 2.89 | 3.04 | 225,851 | -0.33% |
|
| 09/29/2009 | 3.09 | 3.12 | 2.95 | 3.05 | 90,711 | -2.56% |
|
| 09/28/2009 | 3.39 | 3.40 | 3.08 | 3.13 | 130,793 | -7.67% |
|
| 09/25/2009 | 3.60 | 3.60 | 3.35 | 3.39 | 31,466 | -5.04% |
|
| 09/24/2009 | 3.78 | 3.78 | 3.51 | 3.57 | 62,240 | -2.19% |
|
| 09/23/2009 | 3.75 | 3.75 | 3.65 | 3.65 | 24,170 | +0.55% |
|
| 09/22/2009 | 3.69 | 3.71 | 3.63 | 3.63 | 29,922 | -1.09% |
|
| 09/21/2009 | 3.68 | 3.79 | 3.60 | 3.67 | 56,159 | -1.87% |
|
| 09/18/2009 | 3.66 | 3.78 | 3.59 | 3.74 | 261,269 | +0.81% |
|
| 09/17/2009 | 3.59 | 3.74 | 3.59 | 3.71 | 62,966 | +1.92% |
|
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