| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Nov 30, 2012 | 14.32 | 14.59 | 14.21 | 14.35 | 1,647,768 | +0.09(+0.63%) |
| Nov 29, 2012 | 16.06 | 16.06 | 14.05 | 14.26 | 5,797,604 | -1.79(-11.15%) |
| Nov 28, 2012 | 15.91 | 16.19 | 15.72 | 16.05 | 2,288,337 | +0.13(+0.82%) |
| Nov 27, 2012 | 15.47 | 16.24 | 15.20 | 15.92 | 1,337,158 | +0.47(+3.04%) |
| Nov 26, 2012 | 15.20 | 15.59 | 15.14 | 15.45 | 894,963 | +0.16(+1.05%) |
| Nov 24, 2012 | 15.39 | 15.51 | 15.04 | 15.29 | 450,971 | +0.00(+0.00%) |
| Nov 23, 2012 | 15.39 | 15.51 | 15.04 | 15.29 | 450,971 | -0.02(-0.13%) |
| Nov 21, 2012 | 15.00 | 15.37 | 14.94 | 15.31 | 443,582 | +0.29(+1.93%) |
| Nov 20, 2012 | 15.23 | 15.34 | 14.81 | 15.02 | 383,238 | -0.21(-1.38%) |
| Nov 19, 2012 | 14.50 | 15.25 | 14.42 | 15.23 | 1,023,634 | +1.05(+7.40%) |
| Nov 16, 2012 | 14.70 | 14.87 | 14.06 | 14.18 | 1,017,134 | -0.52(-3.54%) |
| Nov 15, 2012 | 15.29 | 15.36 | 14.48 | 14.70 | 986,226 | -0.63(-4.11%) |
| Nov 14, 2012 | 15.39 | 15.58 | 15.31 | 15.33 | 816,636 | +0.00(+0.00%) |
| Nov 13, 2012 | 14.93 | 15.82 | 14.79 | 15.33 | 582,656 | +0.36(+2.40%) |
| Nov 12, 2012 | 15.16 | 15.43 | 14.80 | 14.97 | 385,869 | -0.14(-0.93%) |
| Nov 09, 2012 | 14.90 | 15.36 | 14.73 | 15.11 | 586,313 | +0.12(+0.80%) |
| Nov 08, 2012 | 15.46 | 15.55 | 14.87 | 14.99 | 772,837 | -0.45(-2.91%) |
| Nov 07, 2012 | 15.84 | 15.89 | 15.10 | 15.44 | 1,006,297 | -0.52(-3.26%) |
| Nov 06, 2012 | 16.18 | 16.22 | 15.63 | 15.96 | 828,435 | +0.05(+0.31%) |
| Nov 05, 2012 | 16.10 | 16.33 | 15.75 | 15.91 | 740,608 | -0.19(-1.18%) |
| Nov 02, 2012 | 16.99 | 17.07 | 16.01 | 16.10 | 1,202,879 | -0.79(-4.68%) |
| Nov 01, 2012 | 16.65 | 17.10 | 15.95 | 16.89 | 1,397,259 | +0.05(+0.30%) |
| Oct 31, 2012 | 15.48 | 16.84 | 15.48 | 16.84 | 2,078,256 | +1.99(+13.40%) |
| Oct 26, 2012 | 14.85 | 14.85 | 14.85 | 0 | -0.19(-1.26%) | |
| Oct 25, 2012 | 15.27 | 15.31 | 14.77 | 15.04 | 445,916 | -0.17(-1.12%) |
| Oct 24, 2012 | 15.30 | 15.55 | 14.85 | 15.21 | 727,268 | -0.11(-0.72%) |
| Oct 23, 2012 | 14.35 | 15.60 | 14.06 | 15.32 | 1,372,771 | +0.32(+2.13%) |
| Oct 19, 2012 | 15.61 | 15.61 | 14.83 | 15.00 | 1,042,472 | -0.64(-4.09%) |
| Oct 18, 2012 | 15.06 | 15.65 | 14.88 | 15.64 | 1,013,906 | +0.54(+3.58%) |
| Oct 17, 2012 | 15.20 | 15.29 | 14.99 | 15.10 | 666,847 | -0.05(-0.33%) |
| Oct 16, 2012 | 15.53 | 15.73 | 14.96 | 15.15 | 597,777 | -0.34(-2.19%) |
| Oct 15, 2012 | 15.25 | 15.51 | 15.02 | 15.49 | 579,972 | +0.27(+1.77%) |
| Oct 12, 2012 | 16.25 | 16.28 | 14.90 | 15.22 | 1,855,126 | -0.79(-4.93%) |
| Oct 11, 2012 | 15.12 | 16.36 | 14.99 | 16.01 | 3,515,990 | +1.07(+7.16%) |
| Oct 10, 2012 | 13.78 | 15.47 | 13.77 | 14.94 | 4,411,247 | +1.13(+8.18%) |
| Oct 09, 2012 | 14.35 | 14.50 | 13.75 | 13.81 | 1,151,892 | -0.52(-3.63%) |
| Oct 08, 2012 | 13.27 | 14.35 | 13.23 | 14.33 | 1,423,979 | +1.00(+7.50%) |
| Oct 06, 2012 | 13.38 | 13.64 | 13.25 | 13.33 | 750,801 | +0.00(+0.00%) |
| Oct 05, 2012 | 13.38 | 13.64 | 13.25 | 13.33 | 750,801 | +0.05(+0.38%) |
| Oct 04, 2012 | 12.71 | 13.64 | 12.71 | 13.28 | 2,242,459 | +0.58(+4.57%) |
| Oct 03, 2012 | 12.80 | 12.89 | 12.49 | 12.70 | 720,672 | -0.12(-0.94%) |
| Oct 02, 2012 | 12.52 | 12.84 | 12.12 | 12.82 | 718,139 | +0.46(+3.72%) |
| Oct 01, 2012 | 12.89 | 12.89 | 12.30 | 12.36 | 1,162,828 | -0.42(-3.29%) |
| Sep 28, 2012 | 12.98 | 12.98 | 12.65 | 12.78 | 548,503 | -0.16(-1.24%) |
| Sep 27, 2012 | 13.00 | 13.19 | 12.72 | 12.94 | 920,147 | -0.05(-0.38%) |
| Sep 26, 2012 | 12.42 | 13.10 | 12.12 | 12.99 | 1,122,176 | +0.73(+5.95%) |
| Sep 25, 2012 | 12.89 | 13.61 | 12.16 | 12.26 | 1,888,439 | -0.47(-3.69%) |
| Sep 24, 2012 | 11.93 | 12.83 | 11.93 | 12.73 | 1,102,778 | +0.79(+6.62%) |
| Sep 21, 2012 | 12.08 | 12.20 | 11.77 | 11.94 | 1,879,364 | -0.04(-0.33%) |
| Sep 20, 2012 | 12.20 | 12.35 | 11.91 | 11.98 | 857,618 | -0.27(-2.20%) |
| Sep 19, 2012 | 12.36 | 12.47 | 12.15 | 12.25 | 697,666 | -0.01(-0.08%) |
| Sep 18, 2012 | 12.51 | 12.59 | 12.25 | 12.26 | 503,572 | -0.30(-2.39%) |
| Sep 17, 2012 | 12.47 | 12.75 | 12.41 | 12.56 | 502,001 | +0.06(+0.48%) |
| Sep 14, 2012 | 12.25 | 12.57 | 12.13 | 12.50 | 1,462,127 | +0.23(+1.87%) |
| Sep 13, 2012 | 11.31 | 12.38 | 11.17 | 12.27 | 1,659,255 | +0.75(+6.51%) |
| Sep 12, 2012 | 11.47 | 11.61 | 11.37 | 11.52 | 997,883 | +0.00(+0.00%) |
| Sep 11, 2012 | 11.33 | 11.65 | 11.31 | 11.52 | 978,751 | +0.22(+1.95%) |
| Sep 10, 2012 | 11.63 | 11.79 | 11.30 | 11.30 | 1,043,980 | -0.32(-2.75%) |
| Sep 07, 2012 | 12.13 | 12.24 | 11.58 | 11.62 | 1,065,841 | -0.45(-3.73%) |
| Sep 06, 2012 | 11.95 | 12.37 | 11.93 | 12.07 | 1,450,347 | +0.19(+1.60%) |
| Sep 05, 2012 | 11.85 | 12.15 | 11.72 | 11.88 | 808,946 | +0.06(+0.51%) |
| Sep 04, 2012 | 11.96 | 12.25 | 11.71 | 11.82 | 732,934 | -0.15(-1.25%) |
| Aug 31, 2012 | 12.05 | 12.05 | 11.88 | 11.97 | 311,332 | -0.01(-0.08%) |
| Aug 30, 2012 | 12.31 | 12.31 | 11.90 | 11.98 | 292,687 | -0.25(-2.04%) |
| Aug 29, 2012 | 12.28 | 12.38 | 12.12 | 12.23 | 585,122 | +0.16(+1.33%) |
| Aug 27, 2012 | 11.72 | 12.15 | 11.70 | 12.07 | 1,680,698 | +0.38(+3.25%) |
| Aug 24, 2012 | 11.67 | 11.80 | 11.41 | 11.69 | 985,624 | -0.02(-0.17%) |
| Aug 23, 2012 | 11.50 | 11.85 | 11.30 | 11.71 | 1,756,814 | +0.24(+2.09%) |
| Aug 22, 2012 | 11.73 | 11.93 | 11.31 | 11.47 | 2,013,159 | -0.40(-3.37%) |
| Aug 21, 2012 | 12.93 | 13.07 | 11.82 | 11.87 | 5,172,979 | -0.48(-3.89%) |
| Aug 20, 2012 | 12.28 | 12.51 | 11.82 | 12.35 | 1,743,393 | +0.01(+0.08%) |
| Aug 17, 2012 | 12.38 | 12.52 | 12.30 | 12.34 | 904,039 | -0.04(-0.32%) |
| Aug 16, 2012 | 12.56 | 12.73 | 12.30 | 12.38 | 759,420 | -0.16(-1.28%) |
| Aug 15, 2012 | 13.13 | 13.13 | 12.32 | 12.54 | 1,514,510 | -0.77(-5.79%) |
| Aug 14, 2012 | 14.07 | 14.10 | 13.17 | 13.31 | 616,649 | -0.67(-4.79%) |
| Aug 13, 2012 | 14.28 | 14.32 | 13.85 | 13.98 | 312,789 | -0.33(-2.31%) |
| Aug 11, 2012 | 14.17 | 14.35 | 13.77 | 14.31 | 320,246 | +0.00(+0.00%) |
| Aug 10, 2012 | 14.17 | 14.35 | 13.77 | 14.31 | 320,246 | +0.12(+0.85%) |
| Aug 09, 2012 | 14.13 | 14.35 | 14.10 | 14.19 | 257,003 | -0.01(-0.07%) |
| Aug 08, 2012 | 14.13 | 14.50 | 13.87 | 14.20 | 342,267 | -0.01(-0.07%) |
| Aug 07, 2012 | 14.10 | 14.78 | 14.01 | 14.21 | 908,593 | +0.18(+1.28%) |
| Aug 06, 2012 | 13.68 | 14.44 | 13.68 | 14.03 | 523,063 | +0.39(+2.86%) |
| Aug 03, 2012 | 13.85 | 13.85 | 13.55 | 13.64 | 453,426 | +0.08(+0.59%) |
| Aug 02, 2012 | 13.34 | 13.75 | 13.23 | 13.56 | 582,659 | +0.06(+0.44%) |
| Aug 01, 2012 | 13.39 | 13.75 | 13.25 | 13.50 | 584,074 | +0.23(+1.73%) |
| Jul 31, 2012 | 13.30 | 13.68 | 13.12 | 13.27 | 798,344 | -0.08(-0.60%) |
| Jul 30, 2012 | 13.43 | 13.45 | 12.86 | 13.35 | 808,493 | -0.10(-0.74%) |
| Jul 27, 2012 | 13.56 | 13.90 | 13.30 | 13.45 | 747,054 | +0.01(+0.07%) |
| Jul 26, 2012 | 14.65 | 14.99 | 13.38 | 13.44 | 1,768,122 | -1.19(-8.13%) |
| Jul 25, 2012 | 14.94 | 15.17 | 14.60 | 14.63 | 708,821 | -0.26(-1.75%) |
| Jul 24, 2012 | 15.18 | 15.30 | 14.86 | 14.89 | 744,567 | -0.30(-1.97%) |
| Jul 23, 2012 | 14.77 | 15.33 | 14.74 | 15.19 | 519,864 | +0.12(+0.80%) |
| Jul 20, 2012 | 15.23 | 15.27 | 14.95 | 15.07 | 560,749 | -0.25(-1.63%) |
| Jul 19, 2012 | 15.33 | 15.48 | 15.11 | 15.32 | 297,559 | +0.06(+0.39%) |
| Jul 18, 2012 | 15.31 | 15.65 | 15.05 | 15.26 | 630,145 | +0.25(+1.67%) |
| Jul 17, 2012 | 15.06 | 15.22 | 14.83 | 15.01 | 449,116 | +0.01(+0.07%) |
| Jul 16, 2012 | 15.23 | 15.25 | 14.81 | 15.00 | 304,137 | -0.23(-1.51%) |
| Jul 14, 2012 | 15.05 | 15.55 | 15.00 | 15.23 | 396,693 | +0.00(+0.00%) |
| Jul 13, 2012 | 15.05 | 15.55 | 15.00 | 15.23 | 393,117 | +0.20(+1.33%) |
| Jul 12, 2012 | 14.95 | 15.22 | 14.80 | 15.03 | 513,023 | -0.03(-0.20%) |
| Jul 11, 2012 | 15.67 | 15.71 | 14.98 | 15.06 | 808,684 | -0.63(-4.02%) |
| Jul 10, 2012 | 15.86 | 16.16 | 15.31 | 15.69 | 517,297 | -0.09(-0.57%) |
| Jul 09, 2012 | 16.17 | 16.33 | 15.74 | 15.78 | 593,314 | -0.41(-2.53%) |
| Jul 06, 2012 | 17.10 | 17.19 | 15.85 | 16.19 | 922,480 | -1.10(-6.36%) |
| Jul 05, 2012 | 16.89 | 17.68 | 16.72 | 17.29 | 1,024,302 | +0.34(+2.01%) |
| Jul 03, 2012 | 16.92 | 17.34 | 16.56 | 16.95 | 674,775 | +0.01(+0.06%) |
| Jul 02, 2012 | 16.49 | 16.95 | 16.47 | 16.94 | 763,475 | +0.51(+3.10%) |
| Jun 30, 2012 | 15.58 | 16.70 | 15.55 | 16.43 | 1,233,260 | -0.03(-0.18%) |
| Jun 29, 2012 | 15.58 | 16.70 | 15.55 | 16.46 | 1,309,623 | +1.21(+7.93%) |
| Jun 28, 2012 | 15.76 | 15.99 | 15.09 | 15.25 | 795,317 | -0.69(-4.33%) |
| Jun 27, 2012 | 15.21 | 16.22 | 15.10 | 15.94 | 855,273 | +0.69(+4.52%) |
| Jun 26, 2012 | 14.93 | 15.44 | 14.55 | 15.25 | 558,349 | +0.34(+2.28%) |
| Jun 25, 2012 | 15.05 | 15.58 | 14.90 | 14.91 | 698,457 | -0.32(-2.10%) |
| Jun 22, 2012 | 15.23 | 15.34 | 14.96 | 15.23 | 678,200 | +0.05(+0.33%) |
| Jun 21, 2012 | 15.04 | 15.46 | 14.92 | 15.18 | 748,777 | +0.08(+0.53%) |
| Jun 20, 2012 | 14.69 | 15.36 | 14.55 | 15.10 | 1,366,551 | +0.47(+3.21%) |
| Jun 19, 2012 | 14.19 | 14.90 | 14.08 | 14.63 | 2,852,199 | -0.61(-4.00%) |
| Jun 18, 2012 | 16.24 | 16.30 | 15.01 | 15.24 | 3,615,385 | -0.36(-2.31%) |
| Jun 15, 2012 | 15.20 | 15.64 | 15.05 | 15.60 | 2,140,604 | +0.45(+2.97%) |
| Jun 14, 2012 | 14.86 | 15.32 | 14.56 | 15.15 | 1,387,188 | +0.32(+2.16%) |
| Jun 13, 2012 | 15.16 | 15.88 | 14.65 | 14.83 | 1,638,133 | -0.32(-2.11%) |
| Jun 12, 2012 | 15.04 | 15.35 | 14.90 | 15.15 | 1,206,766 | +0.17(+1.13%) |
| Jun 11, 2012 | 15.51 | 15.51 | 14.79 | 14.98 | 1,122,028 | -0.41(-2.66%) |
| Jun 08, 2012 | 15.39 | 16.39 | 15.00 | 15.39 | 832,375 | -0.03(-0.19%) |
| Jun 07, 2012 | 16.06 | 16.15 | 15.36 | 15.42 | 1,032,958 | -0.48(-3.02%) |
| Jun 06, 2012 | 16.17 | 16.20 | 15.78 | 15.90 | 815,858 | -0.23(-1.43%) |
| Jun 05, 2012 | 15.41 | 16.55 | 15.29 | 16.13 | 954,634 | +0.66(+4.27%) |
| Jun 04, 2012 | 15.45 | 15.74 | 15.10 | 15.47 | 907,577 | +0.11(+0.72%) |
| Jun 02, 2012 | 16.16 | 16.27 | 15.30 | 15.36 | 1,522,067 | +0.00(+0.00%) |
| Jun 01, 2012 | 16.16 | 16.27 | 15.30 | 15.36 | 1,522,067 | -1.07(-6.51%) |
| May 31, 2012 | 16.41 | 16.47 | 16.00 | 16.43 | 1,578,054 | +0.04(+0.24%) |
| May 30, 2012 | 17.22 | 17.22 | 16.27 | 16.39 | 987,179 | -0.93(-5.37%) |
| May 29, 2012 | 17.20 | 17.49 | 16.76 | 17.32 | 981,190 | +0.09(+0.52%) |
| May 25, 2012 | 17.05 | 17.52 | 16.97 | 17.23 | 550,877 | +0.19(+1.12%) |
| May 24, 2012 | 16.38 | 17.20 | 16.23 | 17.04 | 1,068,947 | +0.60(+3.65%) |
| May 23, 2012 | 16.79 | 17.02 | 16.12 | 16.44 | 1,867,388 | -0.43(-2.55%) |
| May 22, 2012 | 17.15 | 17.30 | 16.70 | 16.87 | 1,354,145 | -0.33(-1.92%) |
| May 21, 2012 | 16.98 | 17.49 | 16.83 | 17.20 | 1,763,361 | +0.19(+1.12%) |
| May 18, 2012 | 16.90 | 17.44 | 16.42 | 17.01 | 1,393,081 | +0.26(+1.55%) |
| May 17, 2012 | 18.37 | 18.49 | 16.10 | 16.75 | 4,204,848 | -1.61(-8.77%) |
| May 16, 2012 | 18.96 | 19.20 | 18.36 | 18.36 | 2,233,507 | -0.44(-2.34%) |
| May 15, 2012 | 18.73 | 19.18 | 18.50 | 18.80 | 1,444,235 | -0.04(-0.21%) |
| May 14, 2012 | 19.16 | 19.16 | 18.00 | 18.84 | 1,501,057 | +0.40(+2.17%) |
| May 11, 2012 | 18.98 | 19.29 | 18.37 | 18.44 | 1,586,041 | -0.63(-3.30%) |
| May 10, 2012 | 18.55 | 19.58 | 18.18 | 19.07 | 2,796,614 | +0.67(+3.64%) |
| May 09, 2012 | 17.81 | 18.72 | 17.77 | 18.40 | 2,622,174 | +0.38(+2.11%) |
| May 08, 2012 | 17.72 | 18.23 | 17.05 | 18.02 | 2,150,672 | +0.35(+1.98%) |
| May 07, 2012 | 17.85 | 18.04 | 17.40 | 17.67 | 1,970,747 | -0.24(-1.34%) |
| May 04, 2012 | 17.96 | 18.70 | 17.72 | 17.91 | 2,798,068 | -0.07(-0.39%) |
| May 03, 2012 | 18.63 | 18.88 | 17.60 | 17.98 | 4,337,874 | -0.60(-3.23%) |
| May 02, 2012 | 19.46 | 20.38 | 18.50 | 18.58 | 4,076,527 | -0.91(-4.67%) |
| May 01, 2012 | 20.91 | 21.03 | 19.45 | 19.49 | 7,465,775 | -1.26(-6.07%) |
| Apr 30, 2012 | 13.68 | 26.00 | 20.65 | 20.75 | 29,565,302 | +7.07(+51.68%) |
| Apr 27, 2012 | 13.07 | 13.70 | 12.77 | 13.68 | 834,517 | +0.68(+5.23%) |
| Apr 26, 2012 | 12.90 | 13.44 | 12.67 | 13.00 | 1,005,143 | +0.03(+0.23%) |
| Apr 25, 2012 | 13.15 | 13.50 | 12.74 | 12.97 | 950,649 | -0.06(-0.46%) |
| Apr 24, 2012 | 13.42 | 13.43 | 12.57 | 13.03 | 2,086,996 | -0.38(-2.83%) |
| Apr 23, 2012 | 11.09 | 14.00 | 11.09 | 13.41 | 4,816,721 | +2.07(+18.25%) |
| Apr 20, 2012 | 11.44 | 11.44 | 11.10 | 11.34 | 800,623 | +0.04(+0.35%) |
| Apr 19, 2012 | 11.10 | 11.39 | 11.02 | 11.30 | 872,525 | +0.30(+2.73%) |
| Apr 18, 2012 | 11.02 | 11.15 | 10.97 | 11.00 | 1,309,312 | -0.15(-1.35%) |
| Apr 17, 2012 | 10.95 | 11.24 | 10.92 | 11.15 | 1,294,127 | +0.23(+2.11%) |
| Apr 16, 2012 | 10.78 | 11.03 | 10.52 | 10.92 | 1,213,969 | +0.14(+1.30%) |
| Apr 13, 2012 | 10.95 | 10.99 | 10.45 | 10.78 | 2,455,267 | -0.20(-1.82%) |
| Apr 12, 2012 | 11.74 | 11.74 | 10.95 | 10.98 | 3,026,073 | -0.75(-6.39%) |
| Apr 11, 2012 | 12.01 | 12.28 | 10.98 | 11.73 | 5,845,777 | -0.19(-1.59%) |
| Apr 10, 2012 | 11.98 | 12.30 | 11.88 | 11.92 | 1,011,844 | -0.12(-1.00%) |
| Apr 09, 2012 | 12.25 | 12.31 | 11.85 | 12.04 | 1,328,843 | -0.35(-2.82%) |
| Apr 05, 2012 | 12.57 | 12.82 | 12.37 | 12.39 | 1,072,000 | -0.20(-1.59%) |
| Apr 04, 2012 | 12.69 | 12.79 | 12.44 | 12.59 | 949,130 | -0.28(-2.18%) |
| Apr 03, 2012 | 13.24 | 13.38 | 12.79 | 12.87 | 1,165,254 | -0.38(-2.87%) |
| Apr 02, 2012 | 13.21 | 13.65 | 13.15 | 13.25 | 902,781 | +0.00(+0.00%) |
| Mar 30, 2012 | 13.50 | 13.50 | 13.10 | 13.25 | 1,056,153 | -0.15(-1.12%) |
| Mar 29, 2012 | 13.46 | 13.68 | 13.22 | 13.40 | 868,290 | -0.23(-1.69%) |
| Mar 28, 2012 | 14.17 | 14.38 | 13.51 | 13.63 | 879,088 | -0.54(-3.81%) |
| Mar 27, 2012 | 14.34 | 14.59 | 14.12 | 14.17 | 466,613 | -0.22(-1.53%) |
| Mar 26, 2012 | 13.95 | 14.51 | 13.87 | 14.39 | 680,178 | +0.56(+4.05%) |
| Mar 23, 2012 | 14.07 | 14.12 | 13.57 | 13.83 | 781,467 | -0.29(-2.05%) |
| Mar 22, 2012 | 14.03 | 14.18 | 13.85 | 14.12 | 555,480 | -0.08(-0.56%) |
| Mar 21, 2012 | 14.32 | 14.43 | 14.03 | 14.20 | 532,154 | -0.12(-0.84%) |
| Mar 20, 2012 | 14.28 | 14.39 | 13.90 | 14.32 | 981,354 | +0.04(+0.28%) |
| Mar 19, 2012 | 14.11 | 14.70 | 13.89 | 14.28 | 1,219,480 | +0.23(+1.64%) |
| Mar 16, 2012 | 14.15 | 14.21 | 13.70 | 14.05 | 1,866,242 | -0.13(-0.92%) |
| Mar 15, 2012 | 14.15 | 14.25 | 13.84 | 14.18 | 599,727 | +0.00(+0.00%) |
| Mar 14, 2012 | 14.36 | 14.55 | 14.04 | 14.18 | 910,525 | -0.20(-1.39%) |
| Mar 13, 2012 | 13.81 | 14.74 | 13.69 | 14.38 | 2,157,721 | +0.77(+5.66%) |
| Mar 12, 2012 | 13.39 | 13.81 | 13.11 | 13.61 | 670,176 | +0.22(+1.64%) |
| Mar 09, 2012 | 13.24 | 13.56 | 13.12 | 13.39 | 566,918 | +0.14(+1.06%) |
| Mar 08, 2012 | 13.64 | 13.70 | 13.09 | 13.25 | 979,386 | -0.36(-2.65%) |
| Mar 07, 2012 | 13.11 | 13.80 | 13.06 | 13.61 | 985,225 | +0.56(+4.29%) |
| Mar 06, 2012 | 13.20 | 13.20 | 12.85 | 13.05 | 1,243,664 | -0.30(-2.25%) |
| Mar 05, 2012 | 13.12 | 13.55 | 13.06 | 13.35 | 788,362 | +0.15(+1.14%) |
| Mar 02, 2012 | 13.21 | 13.68 | 13.16 | 13.20 | 859,226 | -0.05(-0.38%) |
| Mar 01, 2012 | 13.11 | 13.69 | 13.11 | 13.25 | 718,674 | -0.06(-0.45%) |
| Feb 29, 2012 | 13.39 | 13.65 | 13.16 | 13.31 | 833,886 | -0.09(-0.67%) |
| Feb 28, 2012 | 13.23 | 13.49 | 13.06 | 13.40 | 1,033,899 | +0.14(+1.06%) |
| Feb 27, 2012 | 13.05 | 13.34 | 12.93 | 13.26 | 774,981 | +0.16(+1.22%) |
| Feb 24, 2012 | 12.88 | 13.28 | 12.70 | 13.10 | 1,186,171 | +0.11(+0.85%) |
| Feb 23, 2012 | 12.25 | 13.01 | 12.22 | 12.99 | 2,086,295 | +0.61(+4.93%) |
| Feb 22, 2012 | 12.45 | 12.67 | 12.17 | 12.38 | 1,715,728 | -0.16(-1.28%) |
| Feb 21, 2012 | 12.83 | 13.80 | 12.12 | 12.54 | 2,475,970 | -0.57(-4.35%) |
| Feb 17, 2012 | 13.48 | 13.93 | 12.97 | 13.11 | 2,026,361 | -0.25(-1.87%) |
| Feb 16, 2012 | 13.82 | 13.99 | 13.26 | 13.36 | 1,195,882 | -0.36(-2.62%) |
| Feb 15, 2012 | 14.49 | 14.59 | 13.64 | 13.72 | 2,089,397 | -0.77(-5.31%) |
| Feb 14, 2012 | 13.27 | 14.74 | 12.83 | 14.49 | 1,940,835 | +1.23(+9.28%) |
| Feb 13, 2012 | 13.20 | 13.55 | 12.77 | 13.26 | 1,094,159 | +0.20(+1.53%) |
| Feb 10, 2012 | 13.30 | 13.76 | 12.75 | 13.06 | 1,025,777 | -0.33(-2.46%) |
| Feb 09, 2012 | 13.29 | 13.66 | 13.17 | 13.39 | 911,937 | +0.12(+0.90%) |
| Feb 08, 2012 | 13.95 | 14.14 | 13.23 | 13.27 | 1,088,942 | -0.60(-4.33%) |
| Feb 07, 2012 | 13.26 | 13.98 | 13.14 | 13.87 | 1,002,471 | +0.57(+4.29%) |
| Feb 06, 2012 | 12.52 | 13.36 | 12.48 | 13.30 | 693,442 | +0.71(+5.64%) |
| Feb 03, 2012 | 12.20 | 13.54 | 12.14 | 12.59 | 1,940,410 | +0.51(+4.22%) |
| Feb 02, 2012 | 11.95 | 12.19 | 11.85 | 12.08 | 757,711 | +0.16(+1.34%) |
| Feb 01, 2012 | 12.11 | 12.12 | 11.81 | 11.92 | 701,329 | -0.15(-1.24%) |
| Jan 31, 2012 | 12.01 | 12.27 | 11.81 | 12.07 | 1,023,534 | +0.19(+1.60%) |
| Jan 30, 2012 | 11.81 | 12.07 | 11.48 | 11.88 | 868,460 | -0.07(-0.59%) |
| Jan 27, 2012 | 11.88 | 12.69 | 11.74 | 11.95 | 1,780,459 | -0.02(-0.17%) |
| Jan 26, 2012 | 12.70 | 12.85 | 11.86 | 11.97 | 2,141,595 | -0.77(-6.04%) |
| Jan 25, 2012 | 12.42 | 12.74 | 12.20 | 12.74 | 1,311,339 | +0.29(+2.33%) |
| Jan 24, 2012 | 12.05 | 12.48 | 11.93 | 12.45 | 1,435,217 | +0.39(+3.23%) |
| Jan 23, 2012 | 11.98 | 12.13 | 11.66 | 12.06 | 1,281,305 | +0.03(+0.25%) |
| Jan 20, 2012 | 11.62 | 12.07 | 11.52 | 12.03 | 1,746,913 | +0.36(+3.08%) |
| Jan 19, 2012 | 10.88 | 11.69 | 10.81 | 11.67 | 1,694,169 | +0.83(+7.66%) |
| Jan 18, 2012 | 11.09 | 11.19 | 10.52 | 10.84 | 1,814,595 | -0.21(-1.90%) |
| Jan 17, 2012 | 11.36 | 11.70 | 11.01 | 11.05 | 1,707,345 | -0.20(-1.78%) |
| Jan 13, 2012 | 11.41 | 11.53 | 10.90 | 11.25 | 1,317,001 | -0.30(-2.60%) |
| Jan 12, 2012 | 11.58 | 11.59 | 11.11 | 11.55 | 1,235,207 | +0.02(+0.17%) |
| Jan 11, 2012 | 11.63 | 11.84 | 11.46 | 11.53 | 709,580 | -0.17(-1.45%) |
| Jan 10, 2012 | 11.73 | 11.98 | 11.44 | 11.70 | 818,183 | +0.05(+0.43%) |
| Jan 09, 2012 | 11.34 | 11.88 | 11.32 | 11.65 | 2,173,772 | +0.46(+4.11%) |
| Jan 06, 2012 | 11.21 | 12.13 | 10.86 | 11.19 | 6,854,111 | -0.05(-0.44%) |
| Jan 05, 2012 | 9.500 | 11.30 | 9.350 | 11.24 | 13,645,170 | -2.31(-17.05%) |
| Jan 04, 2012 | 14.08 | 14.27 | 13.29 | 13.55 | 2,134,599 | -0.93(-6.42%) |
| Dec 30, 2011 | 14.29 | 14.52 | 14.12 | 14.48 | 617,855 | +0.19(+1.33%) |
| Dec 29, 2011 | 14.27 | 14.59 | 13.82 | 14.29 | 736,526 | +0.12(+0.85%) |
| Dec 28, 2011 | 14.46 | 14.68 | 14.11 | 14.17 | 551,159 | -0.27(-1.87%) |
| Dec 27, 2011 | 14.45 | 14.69 | 14.40 | 14.44 | 634,359 | -0.01(-0.07%) |
| Dec 23, 2011 | 14.81 | 15.00 | 14.11 | 14.45 | 464,429 | -0.30(-2.03%) |
| Dec 21, 2011 | 15.14 | 15.24 | 14.03 | 14.75 | 1,080,171 | -0.32(-2.12%) |
| Dec 20, 2011 | 15.45 | 15.50 | 14.80 | 15.07 | 1,745,714 | -0.16(-1.05%) |
| Dec 19, 2011 | 16.04 | 16.09 | 14.92 | 15.23 | 903,122 | -0.85(-5.29%) |
| Dec 16, 2011 | 15.61 | 16.35 | 15.41 | 16.08 | 1,967,998 | +0.65(+4.21%) |
| Dec 15, 2011 | 15.58 | 16.27 | 15.33 | 15.43 | 1,466,990 | -0.04(-0.26%) |
| Dec 14, 2011 | 15.21 | 15.79 | 15.14 | 15.47 | 1,280,021 | +0.12(+0.78%) |
| Dec 13, 2011 | 16.15 | 16.49 | 15.14 | 15.35 | 1,281,040 | -0.74(-4.60%) |
| Dec 12, 2011 | 15.68 | 16.25 | 15.41 | 16.09 | 839,203 | +0.09(+0.56%) |
| Dec 09, 2011 | 15.23 | 16.17 | 15.11 | 16.00 | 1,215,999 | +0.98(+6.52%) |
| Dec 08, 2011 | 15.60 | 15.71 | 14.41 | 15.02 | 1,529,968 | -0.67(-4.27%) |
| Dec 07, 2011 | 15.77 | 15.95 | 15.26 | 15.69 | 949,656 | -0.08(-0.51%) |
| Dec 06, 2011 | 16.03 | 16.38 | 15.68 | 15.77 | 1,249,672 | -0.44(-2.71%) |
| Dec 05, 2011 | 16.18 | 16.50 | 15.55 | 16.21 | 1,205,685 | +0.05(+0.31%) |
| Dec 02, 2011 | 14.62 | 17.06 | 14.62 | 16.16 | 2,905,277 | +1.57(+10.76%) |