| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 4.96 | 4.96 | 4.79 | 4.79 | 27,428 |  -1.84% |
 |
| 02/08/2010 | 4.98 | 5.01 | 4.87 | 4.88 | 49,875 | -2.40% |
|
| 02/05/2010 | 4.94 | 5.11 | 4.92 | 5.00 | 188,794 |  +0.40% |
|
| 02/04/2010 | 5.00 | 5.09 | 4.97 | 4.98 | 141,100 | -1.39% |
|
| 02/03/2010 | 5.01 | 5.10 | 5.00 | 5.05 | 49,028 | 0.00% |
|
| 02/02/2010 | 4.75 | 5.05 | 4.75 | 5.05 | 78,607 | +6.32% |
|
| 02/01/2010 | 4.67 | 4.84 | 4.67 | 4.75 | 27,781 | -0.21% |
|
| 01/29/2010 | 4.84 | 4.90 | 4.75 | 4.76 | 25,557 | -1.65% |
|
| 01/28/2010 | 4.98 | 4.98 | 4.79 | 4.84 | 43,994 | -2.62% |
|
| 01/27/2010 | 4.93 | 4.99 | 4.77 | 4.97 | 38,007 | +0.40% |
|
| 01/26/2010 | 4.92 | 5.03 | 4.77 | 4.95 | 23,750 | +0.81% |
|
| 01/25/2010 | 5.05 | 5.05 | 4.85 | 4.91 | 79,380 | -1.80% |
|
| 01/22/2010 | 5.14 | 5.14 | 4.87 | 5.00 | 113,476 | -3.21% |
|
| 01/21/2010 | 5.19 | 5.28 | 5.10 | 5.17 | 72,880 | +0.31% |
|
| 01/20/2010 | 5.21 | 5.36 | 5.04 | 5.15 | 127,362 | -2.28% |
|
| 01/19/2010 | 5.32 | 5.39 | 5.21 | 5.27 | 74,758 | -0.57% |
|
| 01/15/2010 | 5.32 | 5.32 | 5.17 | 5.30 | 51,777 | -1.67% |
|
| 01/14/2010 | 5.39 | 5.45 | 5.36 | 5.39 | 148,578 | +1.70% |
|
| 01/13/2010 | 5.05 | 5.35 | 5.03 | 5.30 | 155,505 | +4.33% |
|
| 01/12/2010 | 5.25 | 5.27 | 5.03 | 5.08 | 62,350 | -3.24% |
|
| 01/11/2010 | 5.45 | 5.47 | 5.09 | 5.25 | 176,265 | -2.05% |
|
| 01/08/2010 | 5.24 | 5.39 | 5.24 | 5.36 | 100,701 | +1.71% |
|
| 01/07/2010 | 5.15 | 5.29 | 5.14 | 5.27 | 52,629 | +2.13% |
|
| 01/06/2010 | 5.29 | 5.29 | 5.04 | 5.16 | 136,309 | -0.77% |
|
| 01/05/2010 | 4.94 | 5.30 | 4.93 | 5.20 | 269,526 | +6.34% |
|
| 01/04/2010 | 4.61 | 4.95 | 4.61 | 4.89 | 427,279 | +6.30% |
|
| 12/31/2009 | 5.09 | 5.18 | 4.48 | 4.60 | 829,244 | -10.16% |
|
| 12/30/2009 | 5.30 | 5.30 | 5.12 | 5.12 | 25,437 | -2.10% |
|
| 12/29/2009 | 5.20 | 5.23 | 5.16 | 5.23 | 26,936 | +0.58% |
|
| 12/28/2009 | 5.12 | 5.33 | 5.12 | 5.20 | 21,669 | +1.56% |
|
| 12/24/2009 | 5.11 | 5.18 | 4.93 | 5.12 | 32,954 | +2.81% |
|
| 12/23/2009 | 5.12 | 5.22 | 4.97 | 4.98 | 32,138 | -2.35% |
|
| 12/22/2009 | 5.11 | 5.23 | 5.10 | 5.10 | 21,633 | -1.54% |
|
| 12/21/2009 | 5.45 | 5.49 | 5.15 | 5.18 | 28,419 | -4.43% |
|
| 12/18/2009 | 5.32 | 5.55 | 5.32 | 5.42 | 134,472 | +2.65% |
|
| 12/17/2009 | 5.12 | 5.36 | 5.12 | 5.28 | 74,682 | +2.52% |
|
| 12/16/2009 | 4.87 | 5.25 | 4.87 | 5.15 | 149,268 | +5.32% |
|
| 12/15/2009 | 4.71 | 4.89 | 4.71 | 4.89 | 74,904 | +3.82% |
|
| 12/14/2009 | 4.56 | 4.97 | 4.56 | 4.71 | 37,430 | +5.13% |
|
| 12/11/2009 | 4.31 | 4.48 | 4.30 | 4.48 | 17,033 | +4.43% |
|
| 12/10/2009 | 4.33 | 4.38 | 4.29 | 4.29 | 21,831 | -1.61% |
|
| 12/09/2009 | 4.39 | 4.39 | 4.31 | 4.36 | 8,325 | -0.46% |
|
| 12/08/2009 | 4.41 | 4.42 | 4.35 | 4.38 | 22,005 | -0.23% |
|
| 12/07/2009 | 4.63 | 4.76 | 4.37 | 4.39 | 86,023 | -4.77% |
|
| 12/04/2009 | 4.72 | 4.80 | 4.61 | 4.61 | 88,658 | -1.71% |
|
| 12/03/2009 | 4.75 | 4.88 | 4.69 | 4.69 | 70,152 | -1.26% |
|
| 12/02/2009 | 4.60 | 4.76 | 4.57 | 4.75 | 60,571 | +3.94% |
|
| 12/01/2009 | 4.63 | 4.63 | 4.48 | 4.57 | 20,382 | -1.72% |
|
| 11/30/2009 | 4.85 | 5.22 | 4.53 | 4.65 | 121,820 | +2.97% |
|
| 11/27/2009 | 4.32 | 4.53 | 4.29 | 4.52 | 18,731 | -0.96% |
|
| 11/25/2009 | 4.63 | 4.73 | 4.48 | 4.56 | 26,172 | -2.77% |
|
| 11/24/2009 | 4.56 | 4.81 | 4.53 | 4.69 | 37,893 | +3.53% |
|
| 11/23/2009 | 4.18 | 4.63 | 4.18 | 4.53 | 82,801 | +8.89% |
|
| 11/20/2009 | 4.14 | 4.18 | 4.01 | 4.16 | 69,885 | +1.46% |
|
| 11/19/2009 | 3.99 | 4.15 | 3.96 | 4.10 | 21,802 | +0.74% |
|
| 11/18/2009 | 3.92 | 4.19 | 3.92 | 4.07 | 42,082 | +2.52% |
|
| 11/17/2009 | 3.97 | 4.01 | 3.93 | 3.97 | 23,537 | +0.25% |
|
| 11/16/2009 | 3.93 | 4.03 | 3.93 | 3.96 | 34,745 | +1.28% |
|
| 11/13/2009 | 3.85 | 4.03 | 3.83 | 3.91 | 17,000 | +2.36% |
|
| 11/12/2009 | 3.92 | 4.01 | 3.82 | 3.82 | 114,922 | -2.05% |
|
| 11/11/2009 | 3.95 | 3.99 | 3.90 | 3.90 | 70,174 | -1.27% |
|
| 11/10/2009 | 4.06 | 4.09 | 3.93 | 3.95 | 103,266 | -3.89% |
|
| 11/09/2009 | 4.10 | 4.14 | 4.05 | 4.11 | 23,549 | +0.98% |
|
| 11/06/2009 | 4.08 | 4.13 | 4.00 | 4.07 | 66,937 | -0.73% |
|
| 11/05/2009 | 4.14 | 4.16 | 4.06 | 4.10 | 59,617 | 0.00% |
|
| 11/04/2009 | 4.18 | 4.24 | 4.10 | 4.10 | 56,871 | -1.20% |
|
| 11/03/2009 | 4.02 | 4.17 | 4.00 | 4.15 | 42,315 | +3.23% |
|
| 11/02/2009 | 4.23 | 4.30 | 4.00 | 4.02 | 67,834 | -4.51% |
|
| 10/30/2009 | 4.38 | 4.46 | 4.20 | 4.21 | 92,265 | -3.44% |
|
| 10/29/2009 | 4.37 | 4.55 | 4.27 | 4.36 | 49,813 | +0.46% |
|
| 10/28/2009 | 4.49 | 4.69 | 4.30 | 4.34 | 44,510 | -4.62% |
|
| 10/27/2009 | 4.60 | 5.06 | 4.50 | 4.55 | 173,796 | -3.19% |
|
| 10/26/2009 | 4.70 | 4.74 | 4.52 | 4.70 | 77,833 | -1.05% |
|
| 10/23/2009 | 4.95 | 4.95 | 4.66 | 4.75 | 83,271 | -4.81% |
|
| 10/22/2009 | 4.30 | 5.14 | 4.30 | 4.99 | 311,609 | +13.15% |
|
| 10/21/2009 | 4.39 | 4.43 | 4.24 | 4.41 | 43,868 | -0.90% |
|
| 10/20/2009 | 4.36 | 4.46 | 4.30 | 4.45 | 50,091 | +1.14% |
|
| 10/19/2009 | 4.45 | 4.47 | 4.38 | 4.40 | 34,445 | -0.45% |
|
| 10/16/2009 | 4.20 | 4.46 | 4.20 | 4.42 | 52,464 | +4.74% |
|
| 10/15/2009 | 4.15 | 4.22 | 4.11 | 4.22 | 46,160 | +1.93% |
|
| 10/14/2009 | 4.21 | 4.30 | 3.92 | 4.14 | 42,055 | -0.72% |
|
| 10/13/2009 | 4.27 | 4.32 | 4.16 | 4.17 | 45,895 | -4.79% |
|
| 10/12/2009 | 4.35 | 4.38 | 4.35 | 4.38 | 17,228 | +2.34% |
|
| 10/09/2009 | 4.19 | 4.29 | 4.16 | 4.28 | 42,621 | 0.00% |
|
| 10/08/2009 | 4.17 | 4.29 | 4.14 | 4.28 | 39,556 | +0.71% |
|
| 10/07/2009 | 4.23 | 4.30 | 4.19 | 4.25 | 26,013 | +0.71% |
|
| 10/06/2009 | 3.96 | 4.28 | 3.96 | 4.22 | 57,424 | +10.47% |
|
| 10/05/2009 | 3.76 | 3.87 | 3.76 | 3.82 | 14,629 | +2.28% |
|
| 10/02/2009 | 3.74 | 3.76 | 3.71 | 3.74 | 33,201 | -0.13% |
|
| 10/01/2009 | 3.80 | 3.85 | 3.72 | 3.74 | 71,363 | -2.09% |
 |
| 09/30/2009 | 3.99 | 3.99 | 3.76 | 3.82 | 60,049 | -3.29% |
|
| 09/29/2009 | 4.01 | 4.07 | 3.95 | 3.95 | 33,074 | -0.50% |
|
| 09/28/2009 | 3.81 | 4.18 | 3.71 | 3.97 | 66,211 | +5.87% |
|
| 09/25/2009 | 3.77 | 3.80 | 3.73 | 3.75 | 63,142 | -0.80% |
|
| 09/24/2009 | 3.87 | 3.91 | 3.78 | 3.78 | 51,811 | -4.30% |
|
| 09/23/2009 | 3.95 | 4.05 | 3.92 | 3.95 | 25,896 | +0.77% |
|
| 09/22/2009 | 4.00 | 4.01 | 3.77 | 3.92 | 51,772 | -1.26% |
|
| 09/21/2009 | 4.11 | 4.20 | 3.97 | 3.97 | 45,417 | -3.41% |
|
| 09/18/2009 | 4.28 | 4.29 | 4.10 | 4.11 | 66,690 | -3.97% |
|
| 09/17/2009 | 4.30 | 4.38 | 4.27 | 4.28 | 45,175 | -0.47% |
|
|