| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 3.74 | 3.86 | 3.67 | 3.78 | 24,562 |  +1.34% |
 |
| 02/08/2010 | 3.79 | 3.82 | 3.73 | 3.73 | 19,378 |  -1.06% |
|
| 02/05/2010 | 3.81 | 3.86 | 3.72 | 3.77 | 194,165 | -1.31% |
|
| 02/04/2010 | 3.84 | 4.00 | 3.81 | 3.82 | 44,927 | -0.78% |
|
| 02/03/2010 | 3.92 | 4.02 | 3.85 | 3.85 | 31,092 | -1.53% |
|
| 02/02/2010 | 3.98 | 4.03 | 3.89 | 3.91 | 38,830 | -2.01% |
|
| 02/01/2010 | 4.13 | 4.14 | 3.99 | 3.99 | 54,954 | -3.39% |
|
| 01/29/2010 | 4.10 | 4.13 | 4.03 | 4.13 | 54,411 | +2.48% |
|
| 01/28/2010 | 3.87 | 4.10 | 3.86 | 4.03 | 101,531 | +4.68% |
|
| 01/27/2010 | 3.85 | 3.91 | 3.80 | 3.85 | 39,601 | -0.26% |
|
| 01/26/2010 | 3.95 | 4.06 | 3.86 | 3.86 | 134,645 | -2.77% |
|
| 01/25/2010 | 4.05 | 4.11 | 3.96 | 3.97 | 67,904 | -2.22% |
|
| 01/22/2010 | 3.97 | 4.09 | 3.97 | 4.06 | 46,125 | +2.27% |
|
| 01/21/2010 | 4.05 | 4.14 | 3.96 | 3.97 | 68,956 | -1.73% |
|
| 01/20/2010 | 4.05 | 4.13 | 3.99 | 4.04 | 31,794 | -1.22% |
|
| 01/19/2010 | 4.05 | 4.10 | 3.95 | 4.09 | 40,577 | +1.49% |
|
| 01/15/2010 | 4.09 | 4.12 | 3.96 | 4.03 | 59,849 | -1.23% |
|
| 01/14/2010 | 4.07 | 4.09 | 3.99 | 4.08 | 19,844 | +1.75% |
|
| 01/13/2010 | 4.03 | 4.07 | 3.91 | 4.01 | 126,957 | +0.25% |
|
| 01/12/2010 | 4.03 | 4.06 | 3.97 | 4.00 | 22,782 | -1.48% |
|
| 01/11/2010 | 4.12 | 4.14 | 4.03 | 4.06 | 23,314 | -1.46% |
|
| 01/08/2010 | 4.10 | 4.12 | 4.02 | 4.12 | 44,394 | 0.00% |
|
| 01/07/2010 | 4.06 | 4.12 | 3.97 | 4.12 | 53,197 | +1.98% |
|
| 01/06/2010 | 3.95 | 4.07 | 3.95 | 4.04 | 74,582 | +1.51% |
|
| 01/05/2010 | 4.08 | 4.08 | 3.93 | 3.98 | 78,927 | -2.45% |
|
| 01/04/2010 | 3.98 | 4.08 | 3.84 | 4.08 | 57,936 | +5.15% |
|
| 12/31/2009 | 3.99 | 4.00 | 3.85 | 3.88 | 33,901 | -1.27% |
|
| 12/30/2009 | 4.03 | 4.06 | 3.80 | 3.93 | 91,979 | -2.48% |
|
| 12/29/2009 | 4.15 | 4.15 | 3.99 | 4.03 | 33,726 | -2.89% |
|
| 12/28/2009 | 4.10 | 4.18 | 4.09 | 4.15 | 17,716 | +0.48% |
|
| 12/24/2009 | 4.12 | 4.19 | 4.06 | 4.13 | 22,510 | +0.73% |
|
| 12/23/2009 | 3.96 | 4.11 | 3.96 | 4.10 | 50,634 | +2.24% |
|
| 12/22/2009 | 4.10 | 4.10 | 3.99 | 4.01 | 33,009 | -2.43% |
|
| 12/21/2009 | 4.09 | 4.15 | 3.97 | 4.11 | 47,963 | +0.98% |
|
| 12/18/2009 | 4.10 | 4.11 | 3.99 | 4.07 | 184,470 | +0.25% |
|
| 12/17/2009 | 3.98 | 4.08 | 3.96 | 4.06 | 45,080 | +2.01% |
|
| 12/16/2009 | 4.03 | 4.09 | 3.93 | 3.98 | 56,503 | -0.50% |
|
| 12/15/2009 | 3.84 | 4.03 | 3.84 | 4.00 | 308,725 | +3.63% |
|
| 12/14/2009 | 3.77 | 3.86 | 3.76 | 3.86 | 39,086 | +3.21% |
|
| 12/11/2009 | 3.80 | 3.92 | 3.67 | 3.74 | 57,908 | -0.80% |
|
| 12/10/2009 | 3.90 | 3.91 | 3.77 | 3.77 | 77,248 | -3.33% |
|
| 12/09/2009 | 3.89 | 3.92 | 3.80 | 3.90 | 227,668 | 0.00% |
|
| 12/08/2009 | 3.90 | 3.95 | 3.88 | 3.90 | 45,233 | -0.51% |
|
| 12/07/2009 | 3.93 | 3.96 | 3.81 | 3.92 | 117,603 | -0.51% |
|
| 12/04/2009 | 3.89 | 3.98 | 3.80 | 3.94 | 48,720 | +3.41% |
|
| 12/03/2009 | 3.95 | 3.97 | 3.81 | 3.81 | 361,595 | -3.54% |
|
| 12/02/2009 | 3.92 | 3.95 | 3.83 | 3.95 | 50,408 | +1.02% |
|
| 12/01/2009 | 3.82 | 4.19 | 3.77 | 3.91 | 263,232 | +2.89% |
|
| 11/30/2009 | 4.09 | 4.10 | 3.80 | 3.80 | 157,098 | -7.09% |
|
| 11/27/2009 | 4.10 | 4.30 | 4.08 | 4.09 | 96,546 | -0.24% |
|
| 11/25/2009 | 4.28 | 4.28 | 4.07 | 4.10 | 153,871 | -3.76% |
|
| 11/24/2009 | 4.30 | 4.30 | 4.22 | 4.26 | 42,666 | -2.96% |
|
| 11/23/2009 | 4.26 | 4.45 | 4.21 | 4.39 | 74,417 | +4.28% |
|
| 11/20/2009 | 4.15 | 4.45 | 4.13 | 4.21 | 51,772 | +0.72% |
|
| 11/19/2009 | 4.34 | 4.34 | 4.15 | 4.18 | 77,772 | -4.35% |
|
| 11/18/2009 | 4.41 | 4.43 | 4.35 | 4.37 | 13,493 | -0.68% |
|
| 11/17/2009 | 4.41 | 4.45 | 4.32 | 4.40 | 45,616 | -0.23% |
|
| 11/16/2009 | 4.15 | 4.50 | 4.10 | 4.41 | 97,927 | +7.30% |
|
| 11/13/2009 | 4.18 | 4.23 | 4.07 | 4.11 | 105,580 | -1.67% |
|
| 11/12/2009 | 4.27 | 4.27 | 4.15 | 4.18 | 60,454 | -2.79% |
|
| 11/11/2009 | 4.34 | 4.39 | 4.21 | 4.30 | 87,148 | -0.23% |
|
| 11/10/2009 | 4.22 | 4.31 | 4.00 | 4.31 | 136,004 | +2.13% |
|
| 11/09/2009 | 4.14 | 4.22 | 4.11 | 4.22 | 81,883 | +1.44% |
|
| 11/06/2009 | 4.09 | 4.23 | 4.04 | 4.16 | 52,748 | +0.97% |
|
| 11/05/2009 | 4.05 | 4.12 | 4.00 | 4.12 | 78,169 | +2.49% |
|
| 11/04/2009 | 4.08 | 4.09 | 4.02 | 4.02 | 48,722 | -1.47% |
|
| 11/03/2009 | 4.02 | 4.13 | 3.97 | 4.08 | 34,704 | +0.74% |
|
| 11/02/2009 | 4.03 | 4.11 | 4.00 | 4.05 | 63,459 | +0.50% |
|
| 10/30/2009 | 4.10 | 4.28 | 4.02 | 4.03 | 84,157 | -3.12% |
|
| 10/29/2009 | 4.33 | 4.49 | 3.82 | 4.16 | 190,014 | -5.24% |
|
| 10/28/2009 | 4.50 | 4.50 | 4.33 | 4.39 | 77,691 | -2.66% |
|
| 10/27/2009 | 4.63 | 4.82 | 4.49 | 4.51 | 52,166 | -3.84% |
|
| 10/26/2009 | 4.67 | 4.71 | 4.52 | 4.69 | 67,120 | +0.21% |
|
| 10/23/2009 | 4.78 | 4.82 | 4.61 | 4.68 | 35,843 | -1.89% |
|
| 10/22/2009 | 4.69 | 4.88 | 4.60 | 4.77 | 47,744 | +1.06% |
|
| 10/21/2009 | 4.93 | 4.98 | 4.69 | 4.72 | 216,693 | -4.65% |
|
| 10/20/2009 | 4.98 | 4.98 | 4.66 | 4.95 | 79,287 | -0.80% |
|
| 10/19/2009 | 4.90 | 4.99 | 4.85 | 4.99 | 134,573 | +2.46% |
|
| 10/16/2009 | 4.84 | 4.90 | 4.75 | 4.87 | 64,810 | 0.00% |
|
| 10/15/2009 | 4.89 | 4.90 | 4.80 | 4.87 | 82,960 | -0.20% |
|
| 10/14/2009 | 4.77 | 4.88 | 4.76 | 4.88 | 60,016 | +2.52% |
|
| 10/13/2009 | 4.74 | 4.81 | 4.69 | 4.76 | 127,124 | 0.00% |
|
| 10/12/2009 | 4.63 | 4.80 | 4.63 | 4.76 | 91,637 | +1.93% |
|
| 10/09/2009 | 4.66 | 4.73 | 4.61 | 4.67 | 26,961 | 0.00% |
|
| 10/08/2009 | 4.63 | 4.71 | 4.62 | 4.67 | 102,568 | +0.86% |
|
| 10/07/2009 | 4.56 | 4.64 | 4.45 | 4.63 | 59,814 | +1.09% |
|
| 10/06/2009 | 4.24 | 4.58 | 4.17 | 4.58 | 153,403 | +8.53% |
|
| 10/05/2009 | 4.13 | 4.27 | 4.10 | 4.22 | 121,452 | +2.93% |
|
| 10/02/2009 | 4.32 | 4.42 | 4.10 | 4.10 | 106,983 | -5.31% |
|
| 10/01/2009 | 4.52 | 4.59 | 4.33 | 4.33 | 133,459 | -4.42% |
|
| 09/30/2009 | 4.57 | 4.57 | 4.42 | 4.53 | 45,289 | -0.66% |
|
| 09/29/2009 | 4.45 | 4.65 | 4.45 | 4.56 | 25,477 | +1.56% |
|
| 09/28/2009 | 4.54 | 4.64 | 4.45 | 4.49 | 49,330 | -1.10% |
|
| 09/25/2009 | 4.59 | 4.61 | 4.44 | 4.54 | 94,561 | -1.52% |
|
| 09/24/2009 | 4.21 | 4.65 | 4.21 | 4.61 | 107,656 | +9.24% |
|
| 09/23/2009 | 4.13 | 4.28 | 4.12 | 4.22 | 100,288 | +1.93% |
|
| 09/22/2009 | 4.14 | 4.19 | 4.11 | 4.14 | 23,669 | -0.24% |
|
| 09/21/2009 | 4.13 | 4.17 | 4.09 | 4.15 | 39,962 | -0.24% |
|
| 09/18/2009 | 4.16 | 4.16 | 4.13 | 4.16 | 78,435 | -0.24% |
|
| 09/17/2009 | 4.21 | 4.21 | 4.15 | 4.17 | 28,139 | -0.71% |
|
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