| Date | Open | High | Low | Close | Volume | Change % | Historical Rating |
|---|---|---|---|---|---|---|---|
| 02/09/2010 | 3.79 | 3.79 | 3.66 | 3.76 | 76,998 |  +1.62% |
 |
| 02/08/2010 | 3.72 | 3.78 | 3.60 | 3.70 | 64,062 | +1.65% |
|
| 02/05/2010 | 3.63 | 3.65 | 3.52 | 3.64 | 56,962 | +0.28% |
|
| 02/04/2010 | 3.84 | 3.93 | 3.52 | 3.63 | 281,046 |  -5.71% |
|
| 02/03/2010 | 3.87 | 3.99 | 3.80 | 3.85 | 122,043 | -0.77% |
|
| 02/02/2010 | 3.76 | 3.96 | 3.71 | 3.88 | 128,677 | +3.47% |
|
| 02/01/2010 | 3.60 | 3.75 | 3.60 | 3.75 | 70,045 | +5.63% |
|
| 01/29/2010 | 3.66 | 3.78 | 3.55 | 3.55 | 48,450 | -2.20% |
|
| 01/28/2010 | 3.53 | 3.76 | 3.53 | 3.63 | 136,296 | +1.11% |
|
| 01/27/2010 | 3.53 | 3.63 | 3.45 | 3.59 | 70,490 | +1.13% |
|
| 01/26/2010 | 3.47 | 3.55 | 3.45 | 3.55 | 61,420 | +1.14% |
|
| 01/25/2010 | 3.51 | 3.57 | 3.48 | 3.51 | 72,675 | +1.74% |
|
| 01/22/2010 | 3.45 | 3.46 | 3.44 | 3.45 | 83,205 | -0.58% |
|
| 01/21/2010 | 3.57 | 3.57 | 3.46 | 3.47 | 35,579 | -1.98% |
|
| 01/20/2010 | 3.54 | 3.58 | 3.52 | 3.54 | 35,240 | -1.94% |
|
| 01/19/2010 | 3.63 | 3.65 | 3.57 | 3.61 | 102,516 | -0.55% |
|
| 01/15/2010 | 3.68 | 3.69 | 3.63 | 3.63 | 63,952 | -2.68% |
|
| 01/14/2010 | 3.73 | 3.80 | 3.66 | 3.73 | 42,424 | +0.81% |
|
| 01/13/2010 | 3.67 | 3.75 | 3.62 | 3.70 | 61,411 | +1.93% |
|
| 01/12/2010 | 3.78 | 3.85 | 3.63 | 3.63 | 82,539 | -2.42% |
|
| 01/11/2010 | 3.88 | 3.89 | 3.72 | 3.72 | 77,630 | -3.88% |
|
| 01/08/2010 | 3.73 | 3.87 | 3.69 | 3.87 | 87,278 | +3.75% |
|
| 01/07/2010 | 3.68 | 3.73 | 3.57 | 3.73 | 83,712 | +2.19% |
|
| 01/06/2010 | 3.58 | 3.73 | 3.57 | 3.65 | 193,849 | +2.24% |
|
| 01/05/2010 | 3.50 | 3.58 | 3.41 | 3.57 | 95,775 | +4.08% |
|
| 01/04/2010 | 3.35 | 3.49 | 3.33 | 3.43 | 91,708 | +3.00% |
|
| 12/31/2009 | 3.36 | 3.42 | 3.32 | 3.33 | 43,967 | -0.60% |
|
| 12/30/2009 | 3.31 | 3.40 | 3.31 | 3.35 | 44,010 | +0.60% |
|
| 12/29/2009 | 3.33 | 3.40 | 3.26 | 3.33 | 101,960 | +1.52% |
|
| 12/28/2009 | 3.33 | 3.34 | 3.22 | 3.28 | 153,930 | -2.38% |
|
| 12/24/2009 | 3.47 | 3.47 | 3.35 | 3.36 | 50,399 | -4.27% |
|
| 12/23/2009 | 3.52 | 3.52 | 3.46 | 3.51 | 46,828 | +0.86% |
|
| 12/22/2009 | 3.45 | 3.50 | 3.45 | 3.48 | 31,021 | +1.75% |
|
| 12/21/2009 | 3.47 | 3.53 | 3.42 | 3.42 | 53,756 | -0.87% |
|
| 12/18/2009 | 3.50 | 3.56 | 3.45 | 3.45 | 49,465 | -1.15% |
|
| 12/17/2009 | 3.41 | 3.50 | 3.41 | 3.49 | 53,137 | +1.45% |
|
| 12/16/2009 | 3.50 | 3.52 | 3.44 | 3.44 | 65,860 | -1.43% |
|
| 12/15/2009 | 3.29 | 3.49 | 3.25 | 3.49 | 85,772 | +5.44% |
|
| 12/14/2009 | 3.32 | 3.32 | 3.25 | 3.31 | 102,148 | -0.60% |
|
| 12/11/2009 | 3.42 | 3.42 | 3.29 | 3.33 | 53,887 | -3.20% |
|
| 12/10/2009 | 3.36 | 3.44 | 3.33 | 3.44 | 64,130 | +2.69% |
|
| 12/09/2009 | 3.46 | 3.46 | 3.35 | 3.35 | 40,243 | -2.62% |
|
| 12/08/2009 | 3.48 | 3.48 | 3.40 | 3.44 | 39,383 | -2.27% |
|
| 12/07/2009 | 3.53 | 3.53 | 3.45 | 3.52 | 31,045 | +0.57% |
|
| 12/04/2009 | 3.61 | 3.65 | 3.44 | 3.50 | 70,603 | -2.23% |
|
| 12/03/2009 | 3.65 | 3.65 | 3.56 | 3.58 | 26,116 | -0.83% |
|
| 12/02/2009 | 3.64 | 3.67 | 3.57 | 3.61 | 48,974 | -1.10% |
|
| 12/01/2009 | 3.57 | 3.69 | 3.57 | 3.65 | 62,640 | +2.53% |
|
| 11/30/2009 | 3.70 | 3.78 | 3.56 | 3.56 | 47,296 | -2.73% |
|
| 11/27/2009 | 3.70 | 3.73 | 3.56 | 3.66 | 77,941 | -4.19% |
|
| 11/25/2009 | 3.66 | 3.89 | 3.66 | 3.82 | 323,406 | +5.82% |
|
| 11/24/2009 | 3.61 | 3.70 | 3.53 | 3.61 | 209,228 | +0.28% |
|
| 11/23/2009 | 3.60 | 3.70 | 3.58 | 3.60 | 165,132 | +1.41% |
|
| 11/20/2009 | 3.40 | 3.60 | 3.40 | 3.55 | 166,403 | +3.20% |
|
| 11/19/2009 | 3.50 | 3.59 | 3.40 | 3.44 | 97,043 | -2.27% |
 |
| 11/18/2009 | 3.58 | 3.61 | 3.51 | 3.52 | 124,550 | -1.95% |
|
| 11/17/2009 | 3.55 | 3.60 | 3.52 | 3.59 | 91,726 | 0.00% |
|
| 11/16/2009 | 3.71 | 3.73 | 3.57 | 3.59 | 113,774 | -3.23% |
|
| 11/13/2009 | 3.49 | 3.73 | 3.42 | 3.71 | 132,654 | +6.00% |
|
| 11/12/2009 | 3.59 | 3.62 | 3.48 | 3.50 | 90,768 | -1.69% |
|
| 11/11/2009 | 3.55 | 3.56 | 3.41 | 3.56 | 113,903 | -0.28% |
|
| 11/10/2009 | 3.64 | 3.70 | 3.55 | 3.57 | 151,295 | -1.92% |
|
| 11/09/2009 | 3.71 | 3.76 | 3.55 | 3.64 | 243,270 | -0.82% |
|
| 11/06/2009 | 3.75 | 3.75 | 3.58 | 3.67 | 187,108 | -5.17% |
|
| 11/05/2009 | 4.02 | 4.04 | 3.80 | 3.87 | 195,766 | -3.25% |
|
| 11/04/2009 | 4.05 | 4.13 | 3.96 | 4.00 | 98,710 | +0.50% |
|
| 11/03/2009 | 3.73 | 3.98 | 3.68 | 3.98 | 186,933 | +6.70% |
|
| 11/02/2009 | 3.85 | 3.86 | 3.68 | 3.73 | 183,382 | -1.84% |
|
| 10/30/2009 | 4.00 | 4.15 | 3.74 | 3.80 | 157,773 | -4.04% |
|
| 10/29/2009 | 3.86 | 4.04 | 3.78 | 3.96 | 111,230 | +2.06% |
|
| 10/28/2009 | 4.10 | 4.10 | 3.84 | 3.88 | 203,607 | -5.60% |
|
| 10/27/2009 | 4.20 | 4.22 | 4.09 | 4.11 | 122,585 | -2.14% |
|
| 10/26/2009 | 4.41 | 4.45 | 4.15 | 4.20 | 208,514 | -5.19% |
|
| 10/23/2009 | 4.51 | 4.62 | 4.42 | 4.43 | 79,548 | -1.77% |
|
| 10/22/2009 | 4.57 | 4.57 | 4.35 | 4.51 | 108,664 | +1.58% |
|
| 10/21/2009 | 4.39 | 4.70 | 4.39 | 4.44 | 252,580 | 0.00% |
|
| 10/20/2009 | 4.52 | 4.52 | 4.30 | 4.44 | 134,215 | -0.66% |
|
| 10/19/2009 | 4.42 | 4.53 | 4.38 | 4.47 | 144,509 | +1.35% |
|
| 10/16/2009 | 4.44 | 4.44 | 4.23 | 4.41 | 189,723 | -1.12% |
|
| 10/15/2009 | 4.44 | 4.49 | 4.37 | 4.46 | 120,288 | +0.45% |
|
| 10/14/2009 | 4.53 | 4.70 | 4.42 | 4.44 | 310,438 | +3.50% |
|
| 10/13/2009 | 4.10 | 4.30 | 4.10 | 4.29 | 210,765 | +6.71% |
|
| 10/12/2009 | 4.00 | 4.17 | 3.99 | 4.02 | 145,507 | +0.25% |
|
| 10/09/2009 | 3.90 | 4.01 | 3.89 | 4.01 | 149,586 | +3.08% |
|
| 10/08/2009 | 3.81 | 3.92 | 3.81 | 3.89 | 144,898 | +2.10% |
|
| 10/07/2009 | 3.82 | 3.88 | 3.77 | 3.81 | 119,123 | 0.00% |
|
| 10/06/2009 | 3.66 | 3.89 | 3.66 | 3.81 | 147,454 | +2.97% |
|
| 10/05/2009 | 3.54 | 3.70 | 3.51 | 3.70 | 127,413 | +1.65% |
|
| 10/02/2009 | 3.44 | 3.66 | 3.35 | 3.64 | 138,355 | +4.60% |
|
| 10/01/2009 | 3.59 | 3.60 | 3.45 | 3.48 | 129,990 | -2.52% |
|
| 09/30/2009 | 3.46 | 3.58 | 3.46 | 3.57 | 49,210 | +2.59% |
|
| 09/29/2009 | 3.48 | 3.50 | 3.38 | 3.48 | 73,063 | +0.58% |
|
| 09/28/2009 | 3.47 | 3.53 | 3.41 | 3.46 | 74,320 | +0.87% |
|
| 09/25/2009 | 3.41 | 3.51 | 3.41 | 3.43 | 51,078 | -0.29% |
|
| 09/24/2009 | 3.56 | 3.60 | 3.43 | 3.44 | 117,031 | -4.18% |
|
| 09/23/2009 | 3.65 | 3.70 | 3.59 | 3.59 | 63,566 | -1.37% |
|
| 09/22/2009 | 3.65 | 3.78 | 3.62 | 3.64 | 93,087 | -0.27% |
|
| 09/21/2009 | 3.64 | 3.70 | 3.51 | 3.65 | 209,619 | -2.14% |
|
| 09/18/2009 | 3.64 | 3.77 | 3.50 | 3.73 | 296,763 | +2.47% |
|
| 09/17/2009 | 3.50 | 3.66 | 3.50 | 3.64 | 229,929 | +2.22% |
|
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