| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2013 | 21.29 | 21.57 | 21.28 | 21.30 | 18,873,655 | +0.14(+0.69%) |
| Feb 27, 2013 | 20.81 | 21.31 | 20.69 | 21.16 | 15,697,292 | +0.40(+1.93%) |
| Feb 26, 2013 | 20.68 | 20.85 | 20.58 | 20.76 | 14,038,137 | +0.03(+0.14%) |
| Feb 25, 2013 | 21.26 | 21.32 | 20.72 | 20.73 | 13,334,569 | -0.49(-2.31%) |
| Feb 22, 2013 | 20.87 | 21.31 | 20.85 | 21.22 | 13,675,866 | +0.39(+1.87%) |
| Feb 21, 2013 | 20.92 | 21.00 | 20.74 | 20.83 | 13,291,700 | -0.09(-0.43%) |
| Feb 20, 2013 | 21.31 | 21.45 | 20.90 | 20.92 | 14,438,808 | -0.37(-1.74%) |
| Feb 19, 2013 | 21.03 | 21.41 | 20.97 | 21.29 | 16,664,638 | +0.28(+1.31%) |
| Feb 15, 2013 | 21.15 | 21.25 | 20.90 | 21.01 | 12,591,323 | -0.17(-0.78%) |
| Feb 14, 2013 | 21.10 | 21.26 | 21.06 | 21.18 | 12,817,857 | +0.03(+0.14%) |
| Feb 13, 2013 | 21.15 | 21.43 | 21.07 | 21.15 | 18,797,808 | -0.06(-0.28%) |
| Feb 12, 2013 | 20.94 | 21.40 | 20.89 | 21.21 | 27,750,137 | +0.31(+1.48%) |
| Feb 11, 2013 | 20.44 | 20.98 | 20.39 | 20.90 | 22,089,427 | +0.40(+1.95%) |
| Feb 08, 2013 | 20.38 | 20.61 | 20.30 | 20.50 | 22,251,078 | +0.18(+0.89%) |
| Feb 07, 2013 | 20.10 | 20.43 | 19.93 | 20.32 | 24,705,571 | +0.47(+2.37%) |
| Feb 06, 2013 | 19.63 | 19.90 | 19.59 | 19.85 | 15,347,068 | +0.51(+2.64%) |
| Feb 04, 2013 | 19.76 | 19.81 | 19.31 | 19.34 | 23,906,130 | -0.42(-2.13%) |
| Feb 01, 2013 | 19.77 | 19.83 | 19.58 | 19.76 | 27,615,656 | +0.13(+0.66%) |
| Jan 31, 2013 | 19.92 | 19.99 | 19.57 | 19.63 | 34,973,641 | -0.49(-2.44%) |
| Jan 30, 2013 | 19.92 | 20.12 | 19.69 | 20.12 | 36,572,174 | +0.42(+2.13%) |
| Jan 29, 2013 | 20.87 | 20.88 | 19.68 | 19.70 | 57,628,312 | -0.61(-3.00%) |
| Jan 28, 2013 | 20.50 | 20.50 | 20.20 | 20.31 | 39,154,820 | -0.06(-0.29%) |
| Jan 25, 2013 | 20.43 | 20.48 | 20.23 | 20.37 | 14,954,292 | -0.07(-0.34%) |
| Jan 24, 2013 | 20.08 | 20.52 | 20.07 | 20.44 | 13,711,378 | +0.33(+1.64%) |
| Jan 23, 2013 | 19.98 | 20.19 | 19.91 | 20.11 | 13,857,834 | +0.21(+1.06%) |
| Jan 22, 2013 | 19.91 | 19.95 | 19.72 | 19.90 | 13,866,831 | -0.12(-0.60%) |
| Jan 18, 2013 | 20.07 | 20.17 | 19.97 | 20.02 | 13,535,091 | -0.11(-0.55%) |
| Jan 17, 2013 | 20.14 | 20.20 | 20.00 | 20.13 | 14,500,392 | +0.06(+0.30%) |
| Jan 16, 2013 | 19.91 | 20.14 | 19.62 | 20.07 | 33,289,852 | +0.55(+2.82%) |
| Jan 15, 2013 | 19.28 | 19.54 | 19.28 | 19.52 | 16,087,534 | +0.09(+0.46%) |
| Jan 14, 2013 | 19.33 | 19.54 | 19.25 | 19.43 | 13,828,332 | +0.14(+0.73%) |
| Jan 12, 2013 | 19.05 | 19.38 | 18.89 | 19.29 | 21,553,648 | +0.00(+0.00%) |
| Jan 11, 2013 | 19.05 | 19.38 | 18.89 | 19.29 | 21,552,148 | +0.30(+1.58%) |
| Jan 10, 2013 | 19.19 | 19.38 | 18.93 | 18.99 | 30,636,453 | -0.34(-1.76%) |
| Jan 09, 2013 | 19.73 | 19.75 | 19.22 | 19.33 | 21,646,284 | -0.33(-1.68%) |
| Jan 08, 2013 | 19.32 | 19.68 | 19.30 | 19.66 | 16,931,376 | +0.26(+1.34%) |
| Jan 07, 2013 | 19.56 | 19.58 | 19.28 | 19.40 | 23,864,333 | -0.46(-2.32%) |
| Jan 04, 2013 | 19.76 | 19.95 | 19.72 | 19.86 | 12,489,700 | +0.08(+0.40%) |
| Jan 03, 2013 | 20.05 | 20.10 | 19.72 | 19.78 | 19,596,870 | -0.30(-1.49%) |
| Jan 02, 2013 | 20.15 | 20.17 | 20.01 | 20.08 | 20,446,513 | +0.20(+1.01%) |
| Dec 31, 2012 | 19.43 | 19.97 | 19.40 | 19.88 | 20,551,815 | +0.38(+1.95%) |
| Dec 28, 2012 | 19.44 | 19.57 | 19.28 | 19.50 | 16,671,289 | -0.10(-0.51%) |
| Dec 27, 2012 | 19.54 | 19.67 | 19.44 | 19.60 | 13,999,401 | +0.03(+0.15%) |
| Dec 26, 2012 | 19.70 | 19.75 | 19.52 | 19.57 | 9,376,143 | -0.08(-0.41%) |
| Dec 24, 2012 | 19.45 | 19.66 | 19.38 | 19.65 | 11,433,722 | +0.30(+1.55%) |
| Dec 21, 2012 | 19.49 | 19.49 | 19.23 | 19.35 | 32,728,510 | -0.34(-1.74%) |
| Dec 20, 2012 | 19.58 | 19.71 | 19.41 | 19.69 | 24,573,731 | +0.09(+0.47%) |
| Dec 19, 2012 | 19.59 | 19.69 | 19.58 | 19.60 | 12,351,343 | -0.02(-0.10%) |
| Dec 18, 2012 | 19.72 | 19.75 | 19.58 | 19.62 | 17,094,545 | -0.07(-0.36%) |
| Dec 17, 2012 | 19.72 | 19.74 | 19.53 | 19.69 | 14,760,269 | +0.05(+0.25%) |
| Dec 14, 2012 | 19.40 | 19.72 | 19.40 | 19.64 | 19,580,359 | +0.29(+1.50%) |
| Dec 13, 2012 | 19.44 | 19.54 | 19.26 | 19.35 | 20,454,342 | -0.03(-0.15%) |
| Dec 12, 2012 | 19.56 | 19.60 | 19.34 | 19.38 | 22,898,137 | -0.14(-0.72%) |
| Dec 11, 2012 | 19.53 | 19.63 | 19.43 | 19.52 | 19,049,410 | +0.09(+0.46%) |
| Dec 10, 2012 | 19.18 | 19.47 | 19.15 | 19.43 | 24,125,798 | +0.23(+1.20%) |
| Dec 07, 2012 | 19.16 | 19.30 | 19.06 | 19.20 | 19,160,066 | +0.00(+0.00%) |
| Dec 06, 2012 | 18.78 | 19.28 | 18.77 | 19.20 | 25,312,609 | +0.31(+1.64%) |
| Dec 05, 2012 | 18.98 | 19.03 | 18.77 | 18.89 | 24,738,572 | -0.04(-0.21%) |
| Dec 04, 2012 | 18.64 | 18.96 | 18.60 | 18.93 | 30,725,373 | +0.16(+0.85%) |
| Nov 30, 2012 | 18.90 | 18.95 | 18.69 | 18.77 | 24,075,241 | -0.10(-0.53%) |
| Nov 29, 2012 | 18.95 | 19.03 | 18.85 | 18.87 | 27,276,399 | -0.04(-0.21%) |
| Nov 28, 2012 | 18.78 | 18.95 | 18.53 | 18.91 | 30,304,121 | -0.02(-0.11%) |
| Nov 27, 2012 | 18.87 | 19.16 | 18.80 | 18.93 | 29,315,692 | +0.18(+0.93%) |
| Nov 26, 2012 | 18.88 | 19.00 | 18.70 | 18.75 | 34,006,493 | +0.18(+1.00%) |
| Nov 24, 2012 | 18.50 | 18.59 | 18.40 | 18.57 | 7,714,372 | +0.00(+0.00%) |
| Nov 23, 2012 | 18.50 | 18.59 | 18.40 | 18.57 | 7,714,732 | +0.17(+0.92%) |
| Nov 21, 2012 | 18.24 | 18.50 | 18.20 | 18.40 | 19,586,186 | +0.16(+0.88%) |
| Nov 20, 2012 | 18.44 | 18.50 | 18.19 | 18.24 | 26,228,109 | -0.12(-0.65%) |
| Nov 19, 2012 | 18.02 | 18.37 | 17.87 | 18.36 | 32,995,305 | +0.50(+2.80%) |
| Nov 16, 2012 | 17.91 | 18.02 | 17.76 | 17.86 | 31,017,481 | -0.03(-0.17%) |
| Nov 15, 2012 | 17.82 | 18.16 | 17.74 | 17.89 | 35,645,826 | +0.06(+0.36%) |
| Nov 14, 2012 | 17.90 | 18.08 | 17.75 | 17.83 | 36,398,082 | -0.02(-0.14%) |
| Nov 13, 2012 | 17.42 | 17.85 | 17.38 | 17.85 | 29,016,442 | +0.34(+1.94%) |
| Nov 12, 2012 | 17.18 | 17.56 | 17.17 | 17.51 | 22,359,540 | +0.25(+1.45%) |
| Nov 09, 2012 | 17.22 | 17.52 | 17.18 | 17.26 | 23,832,307 | +0.02(+0.12%) |
| Nov 08, 2012 | 17.30 | 17.50 | 17.23 | 17.24 | 20,322,002 | -0.15(-0.86%) |
| Nov 07, 2012 | 17.24 | 17.56 | 17.18 | 17.39 | 24,344,125 | -0.07(-0.40%) |
| Nov 06, 2012 | 17.41 | 17.53 | 17.32 | 17.46 | 26,321,153 | +0.09(+0.53%) |
| Nov 05, 2012 | 17.10 | 17.43 | 17.01 | 17.37 | 31,853,010 | +0.26(+1.51%) |
| Nov 02, 2012 | 17.00 | 17.14 | 16.95 | 17.11 | 27,572,853 | +0.16(+0.94%) |
| Nov 01, 2012 | 16.90 | 17.05 | 16.86 | 16.95 | 19,764,817 | +0.12(+0.68%) |
| Oct 31, 2012 | 16.81 | 16.89 | 16.60 | 16.83 | 21,058,756 | +0.04(+0.27%) |
| Oct 26, 2012 | 16.79 | 16.79 | 16.79 | 0 | +0.18(+1.08%) | |
| Oct 25, 2012 | 16.72 | 16.77 | 16.49 | 16.61 | 23,080,716 | +0.06(+0.36%) |
| Oct 24, 2012 | 16.78 | 16.80 | 16.48 | 16.55 | 25,108,239 | -0.12(-0.72%) |
| Oct 23, 2012 | 16.53 | 16.79 | 16.26 | 16.67 | 71,549,016 | +0.83(+5.24%) |
| Oct 19, 2012 | 16.00 | 16.03 | 15.83 | 15.84 | 32,893,703 | -0.16(-1.00%) |
| Oct 18, 2012 | 16.23 | 16.24 | 15.83 | 16.00 | 26,358,690 | -0.09(-0.56%) |
| Oct 17, 2012 | 15.85 | 16.12 | 15.83 | 16.09 | 19,569,971 | +0.17(+1.07%) |
| Oct 16, 2012 | 15.82 | 15.98 | 15.76 | 15.92 | 20,574,090 | +0.24(+1.53%) |
| Oct 15, 2012 | 15.85 | 15.87 | 15.65 | 15.68 | 20,775,701 | -0.20(-1.26%) |
| Oct 12, 2012 | 15.90 | 16.02 | 15.86 | 15.88 | 12,239,289 | -0.04(-0.25%) |
| Oct 11, 2012 | 15.94 | 16.02 | 15.84 | 15.92 | 12,972,955 | +0.09(+0.57%) |
| Oct 10, 2012 | 15.83 | 15.99 | 15.80 | 15.83 | 14,546,219 | -0.02(-0.13%) |
| Oct 09, 2012 | 16.03 | 16.05 | 15.81 | 15.85 | 14,109,930 | -0.18(-1.12%) |
| Oct 08, 2012 | 16.02 | 16.16 | 16.00 | 16.03 | 11,736,684 | -0.06(-0.37%) |
| Oct 06, 2012 | 16.27 | 16.38 | 16.09 | 16.09 | 9,241,450 | +0.00(+0.00%) |
| Oct 05, 2012 | 16.27 | 16.38 | 16.09 | 16.09 | 9,240,350 | -0.18(-1.11%) |
| Oct 04, 2012 | 16.22 | 16.35 | 16.15 | 16.27 | 17,283,695 | +0.06(+0.37%) |
| Oct 03, 2012 | 16.00 | 16.24 | 15.99 | 16.21 | 20,398,328 | +0.27(+1.69%) |
| Oct 02, 2012 | 16.03 | 16.04 | 15.88 | 15.94 | 13,616,990 | +0.12(+0.73%) |
| Oct 01, 2012 | 16.00 | 16.09 | 15.77 | 15.82 | 20,403,994 | -0.15(-0.94%) |
| Sep 28, 2012 | 16.01 | 16.09 | 15.93 | 15.97 | 19,745,026 | -0.07(-0.41%) |
| Sep 27, 2012 | 15.90 | 16.20 | 15.79 | 16.04 | 24,415,670 | +0.43(+2.75%) |
| Sep 26, 2012 | 15.71 | 15.81 | 15.54 | 15.61 | 12,769,173 | -0.07(-0.41%) |
| Sep 25, 2012 | 16.09 | 16.09 | 15.67 | 15.68 | 22,966,222 | -0.32(-2.03%) |
| Sep 24, 2012 | 15.69 | 16.04 | 15.60 | 16.00 | 23,000,043 | +0.27(+1.68%) |
| Sep 21, 2012 | 15.72 | 15.82 | 15.66 | 15.73 | 49,167,303 | -0.05(-0.35%) |
| Sep 20, 2012 | 15.76 | 15.86 | 15.65 | 15.79 | 18,169,703 | -0.07(-0.44%) |
| Sep 19, 2012 | 15.96 | 16.13 | 15.84 | 15.86 | 30,681,057 | -0.04(-0.28%) |
| Sep 18, 2012 | 15.65 | 16.17 | 15.60 | 15.90 | 42,437,877 | +0.22(+1.43%) |
| Sep 17, 2012 | 15.81 | 15.84 | 15.63 | 15.68 | 11,697,613 | -0.09(-0.57%) |
| Sep 14, 2012 | 15.70 | 15.84 | 15.62 | 15.77 | 17,642,707 | +0.17(+1.12%) |
| Sep 13, 2012 | 15.38 | 15.69 | 15.37 | 15.60 | 12,136,282 | +0.20(+1.27%) |
| Sep 12, 2012 | 15.30 | 15.55 | 15.28 | 15.40 | 22,005,968 | +0.24(+1.58%) |
| Sep 11, 2012 | 15.09 | 15.25 | 15.06 | 15.16 | 8,036,341 | +0.05(+0.33%) |
| Sep 10, 2012 | 15.19 | 15.28 | 15.11 | 15.11 | 10,520,057 | -0.11(-0.72%) |
| Sep 07, 2012 | 15.12 | 15.29 | 15.10 | 15.22 | 12,989,548 | +0.11(+0.73%) |
| Sep 06, 2012 | 15.13 | 15.15 | 14.96 | 15.11 | 18,011,510 | +0.02(+0.13%) |
| Sep 05, 2012 | 14.86 | 15.14 | 14.85 | 15.09 | 21,117,736 | +0.20(+1.34%) |
| Sep 04, 2012 | 14.64 | 14.98 | 14.59 | 14.89 | 18,809,112 | +0.24(+1.64%) |
| Aug 31, 2012 | 14.79 | 14.82 | 14.59 | 14.65 | 11,619,892 | -0.02(-0.14%) |
| Aug 30, 2012 | 14.81 | 14.84 | 14.64 | 14.67 | 10,698,753 | -0.17(-1.15%) |
| Aug 29, 2012 | 14.73 | 14.94 | 14.70 | 14.84 | 21,113,540 | -0.01(-0.07%) |
| Aug 27, 2012 | 14.92 | 14.93 | 14.77 | 14.85 | 10,053,951 | -0.07(-0.47%) |
| Aug 24, 2012 | 14.82 | 14.94 | 14.77 | 14.92 | 8,652,104 | +0.05(+0.37%) |
| Aug 23, 2012 | 14.90 | 14.97 | 14.82 | 14.87 | 12,462,924 | -0.05(-0.37%) |
| Aug 22, 2012 | 14.95 | 14.99 | 14.86 | 14.92 | 9,168,303 | -0.05(-0.33%) |
| Aug 21, 2012 | 14.95 | 15.01 | 14.88 | 14.97 | 27,933,919 | +0.01(+0.07%) |
| Aug 20, 2012 | 14.99 | 15.05 | 14.88 | 14.96 | 11,193,867 | -0.07(-0.47%) |
| Aug 17, 2012 | 15.02 | 15.07 | 14.85 | 15.03 | 19,642,099 | +0.04(+0.27%) |
| Aug 16, 2012 | 14.81 | 15.01 | 14.75 | 14.99 | 24,969,162 | +0.23(+1.56%) |
| Aug 15, 2012 | 14.77 | 14.86 | 14.65 | 14.76 | 20,682,878 | +0.03(+0.20%) |
| Aug 14, 2012 | 15.04 | 15.05 | 14.69 | 14.73 | 29,655,156 | -0.29(-1.93%) |
| Aug 13, 2012 | 15.03 | 15.21 | 15.00 | 15.02 | 20,849,345 | -0.13(-0.86%) |
| Aug 11, 2012 | 15.25 | 15.35 | 15.01 | 15.15 | 61,987,221 | +0.00(+0.00%) |
| Aug 10, 2012 | 15.25 | 15.35 | 15.01 | 15.15 | 61,987,221 | -0.86(-5.37%) |
| Aug 09, 2012 | 16.16 | 16.16 | 15.98 | 16.01 | 8,541,859 | -0.16(-0.99%) |
| Aug 08, 2012 | 16.15 | 16.32 | 16.09 | 16.17 | 7,378,932 | -0.05(-0.31%) |
| Aug 07, 2012 | 16.09 | 16.37 | 16.07 | 16.22 | 17,281,619 | +0.18(+1.12%) |
| Aug 06, 2012 | 16.00 | 16.07 | 15.95 | 16.04 | 8,803,878 | +0.07(+0.44%) |
| Aug 03, 2012 | 15.89 | 16.03 | 15.82 | 15.97 | 9,140,791 | +0.23(+1.43%) |
| Aug 02, 2012 | 15.86 | 16.00 | 15.64 | 15.74 | 12,900,421 | -0.25(-1.53%) |
| Aug 01, 2012 | 15.86 | 16.07 | 15.83 | 15.99 | 14,007,957 | +0.15(+0.95%) |
| Jul 31, 2012 | 16.00 | 16.06 | 15.81 | 15.84 | 13,753,727 | -0.14(-0.88%) |
| Jul 30, 2012 | 16.15 | 16.15 | 15.90 | 15.98 | 10,187,503 | -0.13(-0.81%) |
| Jul 27, 2012 | 15.88 | 16.17 | 15.84 | 16.11 | 14,223,828 | +0.31(+1.96%) |
| Jul 26, 2012 | 15.69 | 15.88 | 15.62 | 15.80 | 11,033,221 | +0.30(+1.94%) |
| Jul 25, 2012 | 15.52 | 15.64 | 15.40 | 15.50 | 15,091,987 | +0.07(+0.45%) |
| Jul 24, 2012 | 15.74 | 15.76 | 15.23 | 15.43 | 19,732,869 | -0.33(-2.09%) |
| Jul 23, 2012 | 15.70 | 15.81 | 15.59 | 15.76 | 14,825,443 | -0.15(-0.97%) |
| Jul 20, 2012 | 15.75 | 15.94 | 15.68 | 15.91 | 16,924,563 | +0.19(+1.21%) |
| Jul 19, 2012 | 15.71 | 15.86 | 15.63 | 15.72 | 15,985,171 | +0.03(+0.16%) |
| Jul 18, 2012 | 15.64 | 15.75 | 15.51 | 15.70 | 19,263,135 | +0.10(+0.64%) |
| Jul 17, 2012 | 15.85 | 15.89 | 15.42 | 15.60 | 30,566,184 | -0.04(-0.29%) |
| Jul 16, 2012 | 15.69 | 15.80 | 15.60 | 15.64 | 14,888,713 | -0.10(-0.60%) |
| Jul 14, 2012 | 15.70 | 15.84 | 15.69 | 15.74 | 11,812,343 | +0.00(+0.00%) |
| Jul 13, 2012 | 15.70 | 15.84 | 15.69 | 15.74 | 11,811,593 | +0.05(+0.32%) |
| Jul 12, 2012 | 15.63 | 15.81 | 15.54 | 15.69 | 18,390,187 | -0.11(-0.70%) |
| Jul 11, 2012 | 15.82 | 15.94 | 15.68 | 15.80 | 16,482,209 | -0.02(-0.13%) |
| Jul 10, 2012 | 15.83 | 15.98 | 15.71 | 15.82 | 15,933,837 | +0.07(+0.44%) |
| Jul 09, 2012 | 15.78 | 15.84 | 15.70 | 15.75 | 10,375,817 | -0.03(-0.19%) |
| Jul 06, 2012 | 15.80 | 15.91 | 15.68 | 15.78 | 12,152,459 | -0.07(-0.44%) |
| Jul 05, 2012 | 15.90 | 15.99 | 15.81 | 15.85 | 11,440,727 | -0.13(-0.81%) |
| Jul 03, 2012 | 15.83 | 15.99 | 15.81 | 15.98 | 8,149,095 | +0.14(+0.88%) |
| Jul 02, 2012 | 15.80 | 15.94 | 15.76 | 15.84 | 7,226,555 | +0.01(+0.06%) |
| Jun 30, 2012 | 15.61 | 15.83 | 15.53 | 15.83 | 13,466,204 | +0.00(+0.00%) |
| Jun 29, 2012 | 15.61 | 15.83 | 15.53 | 15.83 | 13,501,728 | +0.38(+2.46%) |
| Jun 28, 2012 | 15.41 | 15.48 | 15.29 | 15.45 | 12,479,185 | -0.07(-0.45%) |
| Jun 27, 2012 | 15.41 | 15.63 | 15.38 | 15.52 | 11,261,745 | +0.17(+1.14%) |
| Jun 26, 2012 | 15.40 | 16.35 | 15.19 | 15.35 | 13,640,323 | -0.09(-0.58%) |
| Jun 25, 2012 | 15.51 | 15.55 | 15.31 | 15.44 | 13,383,017 | -0.17(-1.12%) |
| Jun 22, 2012 | 15.53 | 15.70 | 15.52 | 15.61 | 11,042,683 | +0.09(+0.61%) |
| Jun 21, 2012 | 15.74 | 15.80 | 15.47 | 15.52 | 13,102,679 | -0.22(-1.43%) |
| Jun 20, 2012 | 15.69 | 15.75 | 15.58 | 15.74 | 11,260,190 | +0.09(+0.58%) |
| Jun 19, 2012 | 15.52 | 15.69 | 15.51 | 15.65 | 10,633,285 | +0.16(+1.03%) |
| Jun 18, 2012 | 15.33 | 15.54 | 15.27 | 15.49 | 9,650,949 | +0.13(+0.85%) |
| Jun 15, 2012 | 15.44 | 15.44 | 15.33 | 15.36 | 11,716,895 | +0.00(+0.00%) |
| Jun 14, 2012 | 15.30 | 15.46 | 15.25 | 15.36 | 11,612,611 | +0.02(+0.16%) |
| Jun 13, 2012 | 15.47 | 15.49 | 15.27 | 15.34 | 16,454,776 | -0.13(-0.87%) |
| Jun 12, 2012 | 15.35 | 15.52 | 15.26 | 15.47 | 17,012,443 | +0.17(+1.11%) |
| Jun 11, 2012 | 15.73 | 15.73 | 15.27 | 15.30 | 17,139,687 | -0.35(-2.24%) |
| Jun 08, 2012 | 15.52 | 15.68 | 15.40 | 15.65 | 16,422,357 | +0.29(+1.89%) |
| Jun 07, 2012 | 15.47 | 15.50 | 15.33 | 15.36 | 12,635,619 | +0.00(+0.00%) |
| Jun 06, 2012 | 15.14 | 15.41 | 15.13 | 15.36 | 18,295,493 | +0.26(+1.76%) |
| Jun 05, 2012 | 15.00 | 15.14 | 14.91 | 15.10 | 9,725,341 | +0.09(+0.57%) |
| Jun 04, 2012 | 14.90 | 15.03 | 14.81 | 15.01 | 15,477,915 | +0.09(+0.60%) |
| Jun 02, 2012 | 15.04 | 15.12 | 14.85 | 14.92 | 16,085,589 | +0.00(+0.00%) |
| Jun 01, 2012 | 15.04 | 15.12 | 14.85 | 14.92 | 16,196,505 | -0.32(-2.10%) |
| May 31, 2012 | 15.23 | 15.37 | 15.12 | 15.24 | 17,159,981 | -0.01(-0.07%) |
| May 30, 2012 | 15.30 | 15.34 | 15.16 | 15.25 | 14,924,534 | -0.22(-1.42%) |
| May 29, 2012 | 15.40 | 15.55 | 15.28 | 15.47 | 18,464,818 | +0.11(+0.72%) |
| May 25, 2012 | 15.40 | 15.48 | 15.28 | 15.36 | 13,629,383 | +0.01(+0.07%) |
| May 24, 2012 | 15.34 | 15.51 | 15.22 | 15.35 | 13,875,532 | -0.03(-0.20%) |
| May 23, 2012 | 15.19 | 15.43 | 15.14 | 15.38 | 18,111,586 | +0.09(+0.59%) |
| May 22, 2012 | 15.58 | 15.61 | 15.19 | 15.29 | 33,541,973 | -0.29(-1.86%) |
| May 21, 2012 | 16.00 | 16.00 | 15.10 | 15.58 | 51,145,515 | +0.16(+1.04%) |
| May 18, 2012 | 15.78 | 15.87 | 15.36 | 15.42 | 32,684,254 | +0.55(+3.70%) |
| May 17, 2012 | 15.26 | 15.37 | 14.85 | 14.87 | 17,345,026 | -0.41(-2.68%) |
| May 16, 2012 | 15.40 | 15.57 | 15.26 | 15.28 | 17,236,703 | -0.12(-0.78%) |
| May 15, 2012 | 15.47 | 15.55 | 15.34 | 15.40 | 13,741,946 | -0.10(-0.65%) |
| May 14, 2012 | 15.48 | 15.77 | 15.40 | 15.50 | 30,817,537 | +0.31(+2.04%) |
| May 11, 2012 | 14.88 | 15.44 | 14.80 | 15.19 | 21,134,710 | -0.25(-1.62%) |
| May 10, 2012 | 15.40 | 15.54 | 15.30 | 15.44 | 11,173,431 | +0.14(+0.92%) |
| May 09, 2012 | 15.17 | 15.45 | 15.03 | 15.30 | 19,008,478 | -0.06(-0.39%) |
| May 08, 2012 | 15.31 | 15.44 | 15.09 | 15.36 | 18,603,517 | +0.01(+0.07%) |
| May 07, 2012 | 15.34 | 15.49 | 15.16 | 15.35 | 13,465,953 | +0.20(+1.32%) |
| May 04, 2012 | 15.25 | 15.29 | 15.09 | 15.15 | 13,771,297 | -0.25(-1.62%) |
| May 03, 2012 | 15.64 | 15.64 | 15.32 | 15.40 | 10,932,619 | -0.27(-1.72%) |
| May 02, 2012 | 15.58 | 15.77 | 15.54 | 15.67 | 10,840,951 | +0.04(+0.26%) |
| May 01, 2012 | 15.51 | 15.72 | 15.50 | 15.63 | 9,799,226 | +0.09(+0.58%) |
| Apr 30, 2012 | 15.55 | 15.57 | 15.45 | 15.54 | 10,894,537 | -0.03(-0.19%) |
| Apr 27, 2012 | 15.51 | 15.62 | 15.49 | 15.57 | 9,711,543 | +0.04(+0.26%) |
| Apr 26, 2012 | 15.44 | 15.55 | 15.38 | 15.53 | 12,542,729 | +0.04(+0.23%) |
| Apr 25, 2012 | 15.43 | 15.51 | 15.38 | 15.49 | 13,236,814 | +0.06(+0.42%) |
| Apr 24, 2012 | 15.33 | 15.52 | 15.33 | 15.43 | 12,140,196 | +0.10(+0.65%) |
| Apr 23, 2012 | 15.41 | 15.47 | 15.29 | 15.33 | 21,680,970 | -0.27(-1.73%) |
| Apr 20, 2012 | 15.41 | 15.70 | 15.39 | 15.60 | 24,560,459 | +0.21(+1.33%) |
| Apr 19, 2012 | 15.44 | 15.57 | 15.36 | 15.39 | 18,431,172 | -0.10(-0.61%) |
| Apr 18, 2012 | 15.40 | 15.57 | 15.30 | 15.49 | 36,558,932 | +0.48(+3.20%) |
| Apr 17, 2012 | 14.82 | 15.18 | 14.82 | 15.01 | 20,506,146 | +0.22(+1.52%) |
| Apr 16, 2012 | 15.00 | 15.04 | 14.73 | 14.79 | 13,639,142 | -0.08(-0.57%) |
| Apr 13, 2012 | 14.99 | 15.18 | 14.86 | 14.87 | 15,336,610 | -0.19(-1.23%) |
| Apr 12, 2012 | 14.90 | 15.10 | 14.84 | 15.05 | 9,487,493 | +0.18(+1.21%) |
| Apr 11, 2012 | 15.08 | 15.08 | 14.84 | 14.88 | 11,200,840 | -0.12(-0.77%) |
| Apr 10, 2012 | 15.08 | 15.18 | 14.91 | 14.99 | 15,284,107 | -0.11(-0.73%) |
| Apr 09, 2012 | 15.00 | 15.25 | 14.96 | 15.10 | 11,335,315 | +0.04(+0.23%) |
| Apr 05, 2012 | 15.14 | 15.26 | 15.00 | 15.06 | 11,716,913 | -0.21(-1.34%) |
| Apr 04, 2012 | 15.15 | 15.34 | 15.00 | 15.27 | 20,954,057 | +0.09(+0.59%) |
| Apr 03, 2012 | 15.36 | 15.43 | 15.06 | 15.18 | 18,214,982 | -0.28(-1.78%) |
| Apr 02, 2012 | 15.19 | 15.51 | 15.11 | 15.46 | 14,423,746 | +0.23(+1.54%) |
| Mar 30, 2012 | 15.37 | 15.42 | 15.18 | 15.22 | 15,516,149 | -0.08(-0.52%) |
| Mar 29, 2012 | 15.19 | 15.34 | 15.11 | 15.30 | 9,933,764 | -0.02(-0.13%) |
| Mar 28, 2012 | 15.45 | 15.48 | 15.14 | 15.32 | 18,831,799 | -0.11(-0.71%) |
| Mar 27, 2012 | 15.53 | 15.55 | 15.41 | 15.43 | 11,890,920 | -0.11(-0.71%) |
| Mar 26, 2012 | 15.46 | 15.56 | 15.36 | 15.54 | 11,500,800 | +0.15(+1.01%) |
| Mar 23, 2012 | 15.52 | 15.59 | 15.31 | 15.38 | 8,495,792 | -0.10(-0.65%) |
| Mar 22, 2012 | 15.51 | 15.56 | 15.38 | 15.48 | 14,618,561 | -0.03(-0.16%) |
| Mar 21, 2012 | 15.42 | 15.61 | 15.17 | 15.51 | 25,024,089 | +0.10(+0.65%) |
| Mar 20, 2012 | 15.00 | 15.61 | 14.92 | 15.41 | 22,184,408 | +0.26(+1.72%) |
| Mar 19, 2012 | 15.08 | 15.22 | 14.92 | 15.15 | 16,649,515 | -0.03(-0.20%) |
| Mar 16, 2012 | 14.95 | 15.18 | 14.92 | 15.18 | 28,343,137 | +0.29(+1.98%) |
| Mar 15, 2012 | 14.64 | 14.98 | 14.57 | 14.88 | 19,809,713 | +0.25(+1.74%) |
| Mar 14, 2012 | 14.54 | 14.64 | 14.42 | 14.63 | 14,764,430 | +0.08(+0.55%) |
| Mar 13, 2012 | 14.54 | 14.62 | 14.39 | 14.55 | 17,129,037 | +0.06(+0.41%) |
| Mar 12, 2012 | 14.66 | 14.76 | 14.48 | 14.49 | 11,292,932 | -0.14(-0.96%) |
| Mar 09, 2012 | 14.63 | 14.70 | 14.61 | 14.63 | 9,772,432 | +0.01(+0.07%) |
| Mar 08, 2012 | 14.70 | 14.77 | 14.52 | 14.62 | 11,271,372 | +0.00(+0.00%) |
| Mar 07, 2012 | 14.48 | 14.71 | 14.44 | 14.62 | 10,621,936 | +0.21(+1.42%) |
| Mar 06, 2012 | 14.61 | 14.69 | 14.35 | 14.41 | 12,696,542 | -0.21(-1.40%) |
| Mar 05, 2012 | 14.66 | 14.95 | 14.52 | 14.62 | 11,749,682 | -0.10(-0.68%) |
| Mar 02, 2012 | 14.88 | 14.92 | 14.66 | 14.72 | 9,168,834 | -0.21(-1.41%) |