| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Jan 31, 2013 | 32.48 | 32.83 | 32.39 | 32.75 | 551,770 | -0.35(-1.06%) |
| Jan 30, 2013 | 32.96 | 33.15 | 32.63 | 33.10 | 1,035,132 | +0.38(+1.16%) |
| Jan 29, 2013 | 32.50 | 32.95 | 32.31 | 32.72 | 1,420,537 | +0.66(+2.06%) |
| Jan 28, 2013 | 32.13 | 32.16 | 31.41 | 32.06 | 1,213,935 | +0.33(+1.04%) |
| Jan 25, 2013 | 31.98 | 32.03 | 31.38 | 31.73 | 689,231 | +0.00(+0.00%) |
| Jan 24, 2013 | 31.80 | 32.19 | 31.63 | 31.73 | 806,469 | +0.22(+0.70%) |
| Jan 23, 2013 | 32.05 | 32.23 | 31.07 | 31.51 | 1,277,206 | -0.68(-2.11%) |
| Jan 22, 2013 | 31.88 | 32.34 | 31.76 | 32.19 | 1,142,496 | +0.41(+1.29%) |
| Jan 18, 2013 | 31.65 | 31.84 | 31.36 | 31.78 | 753,643 | +0.17(+0.54%) |
| Jan 17, 2013 | 31.62 | 32.08 | 31.48 | 31.61 | 2,098,850 | +0.77(+2.50%) |
| Jan 16, 2013 | 30.46 | 30.97 | 30.33 | 30.84 | 1,411,161 | +0.46(+1.51%) |
| Jan 15, 2013 | 30.86 | 30.87 | 30.26 | 30.38 | 858,785 | -0.52(-1.68%) |
| Jan 14, 2013 | 30.60 | 30.92 | 30.09 | 30.90 | 1,161,271 | +0.39(+1.28%) |
| Jan 12, 2013 | 30.20 | 30.59 | 29.87 | 30.51 | 813,294 | +0.00(+0.00%) |
| Jan 11, 2013 | 30.20 | 30.59 | 29.87 | 30.51 | 813,294 | -0.19(-0.62%) |
| Jan 10, 2013 | 30.89 | 30.96 | 30.50 | 30.70 | 1,625,776 | +0.51(+1.69%) |
| Jan 09, 2013 | 30.32 | 30.53 | 29.92 | 30.19 | 862,667 | -0.11(-0.36%) |
| Jan 08, 2013 | 30.44 | 30.46 | 29.91 | 30.30 | 775,130 | +0.06(+0.20%) |
| Jan 07, 2013 | 29.93 | 30.33 | 29.87 | 30.24 | 733,549 | +0.09(+0.30%) |
| Jan 04, 2013 | 29.85 | 30.19 | 29.61 | 30.15 | 1,199,605 | +0.27(+0.90%) |
| Jan 03, 2013 | 30.13 | 30.29 | 29.86 | 29.88 | 1,103,282 | -0.20(-0.66%) |
| Jan 02, 2013 | 30.42 | 30.51 | 29.85 | 30.08 | 2,613,379 | +0.76(+2.59%) |
| Dec 31, 2012 | 28.49 | 29.47 | 28.47 | 29.32 | 1,285,101 | +0.54(+1.88%) |
| Dec 28, 2012 | 28.99 | 29.13 | 28.47 | 28.78 | 1,356,979 | -0.20(-0.69%) |
| Dec 27, 2012 | 28.99 | 29.06 | 28.30 | 28.98 | 1,637,867 | +0.05(+0.17%) |
| Dec 26, 2012 | 28.79 | 29.08 | 28.58 | 28.93 | 2,175,044 | +1.48(+5.39%) |
| Dec 24, 2012 | 27.36 | 27.46 | 27.23 | 27.45 | 368,921 | -0.18(-0.65%) |
| Dec 21, 2012 | 27.29 | 27.65 | 27.07 | 27.63 | 1,456,476 | -0.60(-2.13%) |
| Dec 20, 2012 | 28.10 | 28.64 | 27.97 | 28.23 | 1,474,549 | +0.07(+0.25%) |
| Dec 19, 2012 | 27.44 | 28.47 | 27.38 | 28.16 | 2,943,068 | +0.80(+2.92%) |
| Dec 18, 2012 | 27.20 | 27.46 | 26.91 | 27.36 | 1,171,792 | +0.34(+1.26%) |
| Dec 17, 2012 | 26.77 | 27.18 | 26.74 | 27.02 | 1,045,767 | +0.29(+1.08%) |
| Dec 14, 2012 | 26.44 | 26.75 | 26.33 | 26.73 | 1,329,635 | +0.33(+1.25%) |
| Dec 13, 2012 | 26.42 | 26.82 | 26.15 | 26.40 | 1,382,167 | -0.31(-1.16%) |
| Dec 12, 2012 | 26.85 | 27.28 | 26.32 | 26.71 | 4,083,288 | +0.49(+1.87%) |
| Dec 11, 2012 | 26.14 | 26.25 | 25.83 | 26.22 | 2,334,043 | +0.12(+0.46%) |
| Dec 10, 2012 | 26.53 | 26.66 | 25.90 | 26.10 | 1,775,063 | -0.25(-0.95%) |
| Dec 07, 2012 | 26.55 | 26.68 | 26.19 | 26.35 | 1,714,749 | -0.20(-0.75%) |
| Dec 06, 2012 | 26.65 | 26.82 | 26.11 | 26.55 | 4,307,565 | -0.87(-3.17%) |
| Dec 05, 2012 | 27.77 | 27.89 | 27.19 | 27.42 | 1,473,125 | -0.37(-1.33%) |
| Dec 04, 2012 | 27.50 | 28.08 | 27.37 | 27.79 | 951,619 | -0.26(-0.93%) |
| Nov 30, 2012 | 27.75 | 28.15 | 27.67 | 28.05 | 2,010,928 | +0.68(+2.48%) |
| Nov 29, 2012 | 27.80 | 27.97 | 27.31 | 27.37 | 3,077,739 | +0.62(+2.32%) |
| Nov 28, 2012 | 26.05 | 26.78 | 25.93 | 26.75 | 3,197,453 | -0.29(-1.07%) |
| Nov 27, 2012 | 27.31 | 27.49 | 26.83 | 27.04 | 1,506,935 | -0.40(-1.46%) |
| Nov 26, 2012 | 27.20 | 27.53 | 27.10 | 27.44 | 903,951 | -0.23(-0.83%) |
| Nov 24, 2012 | 27.28 | 27.89 | 27.28 | 27.67 | 943,178 | +0.00(+0.00%) |
| Nov 23, 2012 | 27.28 | 27.89 | 27.28 | 27.67 | 943,178 | +0.34(+1.24%) |
| Nov 21, 2012 | 27.10 | 27.42 | 26.57 | 27.33 | 1,910,066 | +0.31(+1.15%) |
| Nov 20, 2012 | 27.82 | 28.05 | 26.43 | 27.02 | 3,579,259 | -1.26(-4.46%) |
| Nov 19, 2012 | 28.03 | 28.71 | 27.99 | 28.28 | 3,663,994 | +1.24(+4.59%) |
| Nov 16, 2012 | 26.85 | 27.23 | 26.55 | 27.04 | 2,566,476 | +0.69(+2.62%) |
| Nov 15, 2012 | 27.05 | 27.15 | 25.85 | 26.35 | 3,286,647 | -0.44(-1.64%) |
| Nov 14, 2012 | 26.40 | 27.05 | 26.15 | 26.79 | 3,241,613 | +0.58(+2.21%) |
| Nov 13, 2012 | 26.00 | 26.68 | 25.95 | 26.21 | 2,889,651 | -0.25(-0.94%) |
| Nov 12, 2012 | 26.77 | 27.02 | 26.27 | 26.46 | 1,641,764 | -0.30(-1.12%) |
| Nov 09, 2012 | 26.07 | 27.15 | 25.99 | 26.76 | 3,321,633 | +0.70(+2.69%) |
| Nov 08, 2012 | 26.02 | 26.39 | 25.64 | 26.06 | 3,086,064 | +0.17(+0.67%) |
| Nov 07, 2012 | 27.19 | 27.25 | 25.53 | 25.89 | 7,261,290 | -2.33(-8.27%) |
| Nov 06, 2012 | 27.14 | 28.77 | 26.86 | 28.22 | 4,070,696 | +1.57(+5.89%) |
| Nov 05, 2012 | 26.27 | 26.75 | 26.11 | 26.65 | 1,450,166 | +0.44(+1.69%) |
| Nov 02, 2012 | 27.22 | 27.23 | 26.04 | 26.21 | 3,577,289 | -1.16(-4.25%) |
| Nov 01, 2012 | 27.03 | 27.68 | 26.89 | 27.37 | 2,132,862 | +0.47(+1.75%) |
| Oct 31, 2012 | 27.01 | 27.57 | 26.80 | 26.90 | 2,534,146 | -0.04(-0.15%) |
| Oct 26, 2012 | 26.94 | 26.94 | 26.94 | 0 | -0.02(-0.07%) | |
| Oct 25, 2012 | 27.19 | 27.24 | 26.43 | 26.96 | 3,188,025 | +0.27(+1.01%) |
| Oct 24, 2012 | 27.14 | 27.28 | 26.25 | 26.69 | 5,512,416 | -0.60(-2.20%) |
| Oct 23, 2012 | 27.59 | 27.65 | 26.73 | 27.29 | 6,741,065 | -2.41(-8.11%) |
| Oct 19, 2012 | 31.62 | 31.68 | 29.59 | 29.70 | 3,223,447 | -1.31(-4.22%) |
| Oct 18, 2012 | 30.39 | 31.39 | 30.18 | 31.01 | 1,628,201 | -0.01(-0.03%) |
| Oct 17, 2012 | 31.33 | 31.56 | 30.74 | 31.02 | 1,210,859 | -0.03(-0.10%) |
| Oct 16, 2012 | 30.74 | 31.18 | 30.67 | 31.05 | 1,116,679 | +0.18(+0.58%) |
| Oct 15, 2012 | 30.16 | 31.07 | 29.62 | 30.87 | 2,262,820 | +0.00(+0.00%) |
| Oct 12, 2012 | 31.12 | 31.45 | 30.44 | 30.87 | 1,485,281 | -0.45(-1.44%) |
| Oct 11, 2012 | 31.32 | 31.61 | 30.74 | 31.32 | 2,116,747 | +0.74(+2.44%) |
| Oct 10, 2012 | 31.26 | 32.09 | 30.35 | 30.58 | 3,142,132 | -0.52(-1.69%) |
| Oct 09, 2012 | 29.91 | 31.60 | 29.85 | 31.10 | 3,936,832 | +1.60(+5.42%) |
| Oct 08, 2012 | 29.28 | 29.64 | 29.10 | 29.50 | 1,382,102 | -0.19(-0.64%) |
| Oct 06, 2012 | 30.30 | 30.34 | 29.06 | 29.69 | 3,597,161 | +0.00(+0.00%) |
| Oct 05, 2012 | 30.30 | 30.34 | 29.06 | 29.69 | 3,595,811 | -1.07(-3.48%) |
| Oct 04, 2012 | 29.12 | 30.95 | 28.92 | 30.76 | 4,798,054 | +2.28(+8.01%) |
| Oct 03, 2012 | 30.23 | 30.23 | 28.30 | 28.48 | 7,355,257 | -2.51(-8.10%) |
| Oct 02, 2012 | 31.64 | 31.67 | 30.97 | 30.99 | 1,011,084 | -0.44(-1.40%) |
| Oct 01, 2012 | 31.81 | 32.04 | 31.27 | 31.43 | 1,242,689 | +0.22(+0.70%) |
| Sep 28, 2012 | 31.14 | 31.49 | 30.82 | 31.21 | 1,084,546 | -0.08(-0.26%) |
| Sep 27, 2012 | 30.65 | 31.45 | 30.41 | 31.29 | 2,225,140 | +1.43(+4.79%) |
| Sep 26, 2012 | 30.10 | 30.10 | 29.18 | 29.86 | 3,089,827 | -0.71(-2.32%) |
| Sep 25, 2012 | 31.62 | 31.95 | 30.57 | 30.57 | 1,945,700 | -0.60(-1.92%) |
| Sep 24, 2012 | 31.04 | 31.28 | 30.59 | 31.17 | 2,197,995 | -0.76(-2.38%) |
| Sep 21, 2012 | 32.13 | 32.37 | 31.65 | 31.93 | 2,246,006 | -0.05(-0.16%) |
| Sep 20, 2012 | 31.18 | 31.98 | 31.01 | 31.98 | 2,535,228 | +0.78(+2.50%) |
| Sep 19, 2012 | 32.80 | 32.84 | 30.92 | 31.20 | 5,883,504 | -2.78(-8.18%) |
| Sep 18, 2012 | 34.40 | 34.71 | 33.64 | 33.98 | 2,774,701 | -0.33(-0.96%) |
| Sep 17, 2012 | 36.54 | 36.82 | 33.30 | 34.31 | 5,444,005 | -2.16(-5.92%) |
| Sep 14, 2012 | 36.67 | 37.11 | 36.09 | 36.47 | 2,433,843 | +0.69(+1.93%) |
| Sep 13, 2012 | 35.92 | 36.04 | 34.64 | 35.78 | 2,668,984 | +0.84(+2.40%) |
| Sep 12, 2012 | 35.17 | 35.36 | 34.75 | 34.94 | 1,287,453 | -0.09(-0.26%) |
| Sep 11, 2012 | 35.04 | 35.23 | 34.74 | 35.03 | 846,097 | +0.52(+1.51%) |
| Sep 10, 2012 | 34.09 | 34.75 | 33.95 | 34.51 | 1,048,568 | -0.04(-0.12%) |
| Sep 07, 2012 | 33.82 | 34.81 | 32.95 | 34.55 | 2,273,825 | +1.16(+3.47%) |
| Sep 06, 2012 | 34.79 | 35.48 | 33.39 | 33.39 | 2,788,586 | -0.60(-1.77%) |
| Sep 05, 2012 | 33.80 | 34.05 | 33.09 | 33.99 | 1,747,879 | +0.07(+0.21%) |
| Sep 04, 2012 | 34.73 | 34.80 | 33.60 | 33.92 | 1,999,770 | -0.65(-1.88%) |
| Aug 31, 2012 | 34.59 | 34.93 | 33.56 | 34.57 | 1,903,760 | +1.12(+3.35%) |
| Aug 30, 2012 | 33.72 | 33.81 | 32.89 | 33.45 | 1,364,612 | -0.21(-0.62%) |
| Aug 29, 2012 | 34.33 | 34.35 | 33.45 | 33.66 | 1,616,340 | -0.44(-1.29%) |
| Aug 27, 2012 | 34.23 | 34.13 | 33.20 | 34.10 | 2,548,526 | -0.13(-0.38%) |
| Aug 24, 2012 | 34.70 | 35.18 | 34.10 | 34.23 | 1,732,639 | -0.20(-0.58%) |
| Aug 23, 2012 | 35.53 | 35.71 | 34.18 | 34.43 | 1,676,667 | -0.79(-2.24%) |
| Aug 22, 2012 | 34.80 | 35.43 | 34.67 | 35.22 | 1,622,113 | +0.41(+1.16%) |
| Aug 21, 2012 | 35.47 | 35.66 | 34.73 | 34.81 | 1,539,442 | +0.29(+0.83%) |
| Aug 20, 2012 | 34.49 | 34.58 | 33.85 | 34.53 | 1,135,257 | -0.19(-0.55%) |
| Aug 17, 2012 | 34.34 | 34.72 | 33.90 | 34.72 | 1,626,016 | +0.81(+2.39%) |
| Aug 16, 2012 | 33.54 | 34.35 | 33.23 | 33.91 | 1,587,434 | +0.64(+1.92%) |
| Aug 15, 2012 | 32.45 | 33.79 | 32.40 | 33.27 | 1,628,013 | +0.46(+1.40%) |
| Aug 14, 2012 | 32.75 | 33.09 | 32.47 | 32.81 | 880,802 | +0.49(+1.52%) |
| Aug 13, 2012 | 32.88 | 32.95 | 31.80 | 32.32 | 1,282,920 | -0.39(-1.19%) |
| Aug 11, 2012 | 31.96 | 32.71 | 31.72 | 32.71 | 1,105,116 | +0.00(+0.00%) |
| Aug 10, 2012 | 31.96 | 32.71 | 31.72 | 32.71 | 1,105,116 | -0.16(-0.49%) |
| Aug 09, 2012 | 32.86 | 33.28 | 32.58 | 32.87 | 919,581 | +0.18(+0.55%) |
| Aug 08, 2012 | 33.01 | 33.65 | 32.40 | 32.69 | 1,944,451 | -0.07(-0.21%) |
| Aug 07, 2012 | 32.32 | 33.44 | 32.12 | 32.76 | 2,273,176 | +0.90(+2.82%) |
| Aug 06, 2012 | 31.00 | 31.99 | 30.90 | 31.86 | 1,905,939 | +0.68(+2.18%) |
| Aug 03, 2012 | 30.29 | 31.56 | 30.19 | 31.18 | 4,134,082 | +2.45(+8.53%) |
| Aug 02, 2012 | 28.65 | 29.46 | 28.40 | 28.73 | 1,828,107 | -0.93(-3.14%) |
| Aug 01, 2012 | 29.45 | 30.13 | 29.12 | 29.66 | 2,031,215 | +0.79(+2.74%) |
| Jul 31, 2012 | 30.21 | 30.29 | 28.78 | 28.87 | 1,933,031 | -1.31(-4.35%) |
| Jul 30, 2012 | 30.49 | 30.74 | 30.07 | 30.18 | 1,449,709 | -0.37(-1.20%) |
| Jul 27, 2012 | 30.31 | 30.81 | 30.08 | 30.55 | 2,040,269 | +0.46(+1.53%) |
| Jul 26, 2012 | 30.55 | 30.75 | 29.89 | 30.09 | 1,939,811 | +0.30(+1.01%) |
| Jul 25, 2012 | 29.59 | 30.08 | 28.43 | 29.79 | 3,013,796 | +0.13(+0.44%) |
| Jul 24, 2012 | 29.61 | 29.90 | 29.14 | 29.66 | 1,699,675 | +0.21(+0.71%) |
| Jul 23, 2012 | 29.46 | 30.41 | 29.14 | 29.45 | 2,565,280 | -2.23(-7.04%) |
| Jul 20, 2012 | 31.55 | 32.07 | 31.21 | 31.68 | 1,911,306 | -0.75(-2.31%) |
| Jul 19, 2012 | 31.74 | 32.82 | 31.69 | 32.43 | 2,820,063 | +1.71(+5.57%) |
| Jul 18, 2012 | 30.35 | 30.84 | 30.18 | 30.72 | 1,749,051 | +0.61(+2.03%) |
| Jul 17, 2012 | 30.22 | 30.46 | 29.13 | 30.11 | 2,322,439 | +0.41(+1.38%) |
| Jul 16, 2012 | 29.15 | 29.83 | 28.77 | 29.70 | 1,647,224 | +0.77(+2.66%) |
| Jul 14, 2012 | 28.43 | 29.27 | 28.41 | 28.93 | 1,989,253 | +0.00(+0.00%) |
| Jul 13, 2012 | 28.43 | 29.27 | 28.41 | 28.93 | 1,988,553 | +0.83(+2.95%) |
| Jul 12, 2012 | 27.47 | 28.45 | 27.07 | 28.10 | 1,589,726 | -0.18(-0.64%) |
| Jul 11, 2012 | 27.65 | 28.52 | 27.39 | 28.28 | 3,201,345 | +1.29(+4.78%) |
| Jul 10, 2012 | 28.04 | 28.08 | 26.74 | 26.99 | 1,968,140 | -1.03(-3.68%) |
| Jul 09, 2012 | 27.30 | 28.54 | 27.18 | 28.02 | 2,038,483 | +0.94(+3.47%) |
| Jul 06, 2012 | 27.38 | 27.74 | 27.00 | 27.08 | 2,305,600 | -1.78(-6.17%) |
| Jul 05, 2012 | 28.99 | 29.64 | 28.60 | 28.86 | 2,155,265 | -0.54(-1.84%) |
| Jul 03, 2012 | 29.05 | 29.65 | 28.76 | 29.40 | 4,167,947 | +2.50(+9.29%) |
| Jul 02, 2012 | 26.87 | 27.33 | 25.84 | 26.90 | 3,101,060 | -0.65(-2.36%) |
| Jun 30, 2012 | 25.92 | 27.94 | 25.60 | 27.55 | 8,483,474 | +0.01(+0.04%) |
| Jun 29, 2012 | 25.92 | 27.94 | 25.60 | 27.54 | 8,646,619 | +3.63(+15.18%) |
| Jun 28, 2012 | 24.63 | 24.76 | 23.13 | 23.91 | 4,307,931 | -1.16(-4.63%) |
| Jun 27, 2012 | 24.91 | 25.28 | 24.65 | 25.07 | 2,205,710 | +0.67(+2.75%) |
| Jun 26, 2012 | 24.36 | 24.59 | 23.82 | 24.40 | 1,527,176 | -0.03(-0.12%) |
| Jun 25, 2012 | 24.16 | 24.47 | 23.59 | 24.43 | 2,573,183 | -0.44(-1.77%) |
| Jun 22, 2012 | 24.00 | 25.00 | 23.83 | 24.87 | 2,851,795 | +1.05(+4.41%) |
| Jun 21, 2012 | 25.29 | 25.44 | 23.62 | 23.82 | 5,488,967 | -1.81(-7.06%) |
| Jun 20, 2012 | 27.41 | 27.42 | 25.42 | 25.63 | 5,296,077 | -1.99(-7.20%) |
| Jun 19, 2012 | 27.72 | 27.83 | 27.30 | 27.62 | 1,386,930 | +0.61(+2.26%) |
| Jun 18, 2012 | 26.45 | 27.48 | 26.30 | 27.01 | 1,576,110 | -0.51(-1.85%) |
| Jun 15, 2012 | 27.51 | 27.78 | 27.19 | 27.52 | 969,152 | -0.13(-0.47%) |
| Jun 14, 2012 | 26.76 | 27.78 | 26.49 | 27.65 | 1,612,256 | +1.04(+3.91%) |
| Jun 13, 2012 | 26.50 | 27.53 | 26.37 | 26.61 | 2,229,094 | -0.52(-1.92%) |
| Jun 12, 2012 | 26.98 | 27.37 | 26.64 | 27.13 | 1,640,659 | +1.18(+4.55%) |
| Jun 11, 2012 | 27.99 | 27.99 | 25.88 | 25.95 | 2,646,561 | -1.83(-6.59%) |
| Jun 08, 2012 | 26.74 | 28.00 | 26.67 | 27.78 | 3,907,877 | +0.11(+0.40%) |
| Jun 07, 2012 | 29.51 | 29.58 | 27.49 | 27.67 | 2,515,090 | -0.76(-2.67%) |
| Jun 06, 2012 | 28.35 | 29.08 | 28.09 | 28.43 | 1,933,231 | +0.69(+2.49%) |
| Jun 05, 2012 | 27.48 | 27.88 | 27.42 | 27.74 | 1,108,138 | -0.04(-0.14%) |
| Jun 04, 2012 | 27.05 | 27.84 | 26.82 | 27.78 | 2,355,991 | +0.58(+2.13%) |
| Jun 02, 2012 | 27.70 | 27.98 | 26.47 | 27.20 | 4,366,407 | +0.00(+0.00%) |
| Jun 01, 2012 | 27.70 | 27.98 | 26.47 | 27.20 | 4,366,407 | -2.11(-7.20%) |
| May 31, 2012 | 30.13 | 30.18 | 28.88 | 29.31 | 1,921,448 | -0.76(-2.51%) |
| May 30, 2012 | 31.02 | 31.03 | 29.92 | 30.07 | 2,038,265 | -2.27(-7.01%) |
| May 29, 2012 | 32.90 | 33.32 | 31.94 | 32.33 | 1,052,897 | +0.02(+0.06%) |
| May 25, 2012 | 32.28 | 32.60 | 32.21 | 32.31 | 757,318 | -0.06(-0.19%) |
| May 24, 2012 | 32.44 | 32.85 | 31.92 | 32.37 | 921,687 | +0.29(+0.90%) |
| May 23, 2012 | 32.73 | 32.81 | 31.28 | 32.08 | 1,652,012 | -0.81(-2.46%) |
| May 22, 2012 | 33.65 | 33.84 | 32.66 | 32.89 | 1,427,563 | -1.26(-3.69%) |
| May 21, 2012 | 33.24 | 34.19 | 33.07 | 34.15 | 1,511,557 | +1.35(+4.12%) |
| May 18, 2012 | 33.65 | 33.91 | 32.77 | 32.80 | 1,151,329 | -1.08(-3.19%) |
| May 17, 2012 | 34.57 | 34.70 | 33.58 | 33.88 | 791,064 | -0.10(-0.29%) |
| May 16, 2012 | 34.24 | 35.10 | 33.73 | 33.98 | 1,782,304 | -0.43(-1.25%) |
| May 15, 2012 | 35.41 | 35.76 | 34.29 | 34.41 | 1,286,725 | -0.65(-1.85%) |
| May 14, 2012 | 35.20 | 35.77 | 34.88 | 35.06 | 1,678,613 | -1.29(-3.55%) |
| May 11, 2012 | 36.39 | 37.37 | 36.29 | 36.35 | 873,056 | -0.70(-1.89%) |
| May 10, 2012 | 37.60 | 37.77 | 36.94 | 37.05 | 1,028,063 | +0.19(+0.52%) |
| May 09, 2012 | 36.28 | 37.14 | 35.87 | 36.86 | 1,861,836 | -0.71(-1.89%) |
| May 08, 2012 | 37.27 | 37.64 | 36.15 | 37.57 | 1,618,455 | -0.43(-1.13%) |
| May 07, 2012 | 37.56 | 38.18 | 36.85 | 38.00 | 1,958,709 | -0.46(-1.20%) |
| May 04, 2012 | 39.62 | 39.95 | 37.67 | 38.46 | 3,754,835 | -3.33(-7.97%) |
| May 03, 2012 | 43.06 | 43.09 | 41.58 | 41.79 | 1,517,155 | -2.23(-5.07%) |
| May 02, 2012 | 44.27 | 44.40 | 43.61 | 44.02 | 610,677 | -0.53(-1.19%) |
| May 01, 2012 | 43.48 | 44.88 | 43.48 | 44.55 | 1,018,206 | +0.93(+2.13%) |
| Apr 30, 2012 | 43.04 | 43.90 | 42.91 | 43.62 | 587,160 | +0.14(+0.32%) |
| Apr 27, 2012 | 43.28 | 43.74 | 42.96 | 43.48 | 577,820 | +0.20(+0.46%) |
| Apr 26, 2012 | 43.10 | 43.67 | 42.97 | 43.28 | 654,949 | +0.29(+0.67%) |
| Apr 25, 2012 | 42.83 | 43.40 | 42.22 | 42.99 | 1,163,073 | +0.48(+1.13%) |
| Apr 24, 2012 | 42.93 | 42.99 | 42.18 | 42.51 | 717,547 | +0.27(+0.64%) |
| Apr 23, 2012 | 41.60 | 42.28 | 41.22 | 42.24 | 927,046 | -0.76(-1.77%) |
| Apr 20, 2012 | 43.25 | 43.45 | 42.42 | 43.00 | 1,093,246 | +0.87(+2.07%) |
| Apr 19, 2012 | 42.35 | 42.46 | 41.50 | 42.13 | 675,667 | -0.22(-0.52%) |
| Apr 18, 2012 | 43.19 | 43.44 | 41.90 | 42.35 | 1,028,989 | -1.18(-2.71%) |
| Apr 17, 2012 | 43.99 | 44.11 | 43.40 | 43.53 | 659,793 | +0.95(+2.23%) |
| Apr 16, 2012 | 42.50 | 42.90 | 41.65 | 42.58 | 697,976 | +0.03(+0.07%) |
| Apr 13, 2012 | 42.79 | 42.96 | 42.32 | 42.55 | 565,484 | -0.66(-1.53%) |
| Apr 12, 2012 | 42.58 | 43.62 | 42.54 | 43.21 | 877,002 | +0.90(+2.13%) |
| Apr 11, 2012 | 41.60 | 42.75 | 41.37 | 42.31 | 1,466,380 | +1.13(+2.74%) |
| Apr 10, 2012 | 42.00 | 42.67 | 40.81 | 41.18 | 1,437,398 | -1.07(-2.53%) |
| Apr 09, 2012 | 41.30 | 42.37 | 40.91 | 42.25 | 1,174,469 | -0.56(-1.31%) |
| Apr 05, 2012 | 41.74 | 43.04 | 41.66 | 42.81 | 782,242 | +0.88(+2.10%) |
| Apr 04, 2012 | 42.59 | 42.83 | 41.18 | 41.93 | 1,584,444 | -1.82(-4.16%) |
| Apr 03, 2012 | 44.43 | 44.58 | 43.27 | 43.75 | 844,103 | -0.82(-1.84%) |
| Apr 02, 2012 | 42.22 | 44.81 | 42.10 | 44.57 | 1,844,968 | +1.66(+3.87%) |
| Mar 30, 2012 | 43.21 | 43.75 | 42.66 | 42.91 | 855,189 | -0.11(-0.26%) |
| Mar 29, 2012 | 44.69 | 44.87 | 42.07 | 43.02 | 2,666,858 | -1.99(-4.42%) |
| Mar 28, 2012 | 44.90 | 45.03 | 44.25 | 45.01 | 1,581,038 | -1.18(-2.55%) |
| Mar 27, 2012 | 46.51 | 46.84 | 45.83 | 46.19 | 817,746 | -0.13(-0.28%) |
| Mar 26, 2012 | 46.18 | 46.47 | 45.90 | 46.32 | 831,272 | +0.23(+0.50%) |
| Mar 23, 2012 | 45.08 | 47.30 | 44.70 | 46.09 | 1,989,175 | +1.17(+2.60%) |
| Mar 22, 2012 | 44.38 | 45.00 | 44.12 | 44.92 | 1,735,891 | -1.18(-2.56%) |
| Mar 21, 2012 | 45.84 | 46.81 | 45.60 | 46.10 | 1,053,827 | +0.45(+0.99%) |
| Mar 20, 2012 | 46.44 | 46.46 | 45.17 | 45.65 | 1,551,023 | -1.94(-4.07%) |
| Mar 19, 2012 | 47.35 | 47.78 | 47.11 | 47.59 | 1,047,403 | +0.59(+1.25%) |
| Mar 16, 2012 | 45.68 | 47.00 | 45.44 | 47.00 | 1,223,637 | +1.72(+3.80%) |
| Mar 15, 2012 | 45.60 | 45.93 | 44.02 | 45.28 | 2,299,476 | -0.33(-0.72%) |
| Mar 14, 2012 | 46.17 | 46.79 | 45.16 | 45.61 | 1,224,778 | -0.87(-1.87%) |
| Mar 13, 2012 | 45.98 | 47.08 | 45.65 | 46.48 | 910,855 | +0.23(+0.50%) |
| Mar 12, 2012 | 45.91 | 46.40 | 45.35 | 46.25 | 905,393 | -0.94(-1.99%) |
| Mar 09, 2012 | 46.57 | 47.76 | 46.35 | 47.19 | 1,176,727 | +0.68(+1.46%) |
| Mar 08, 2012 | 46.24 | 46.95 | 45.79 | 46.51 | 988,297 | +0.48(+1.04%) |
| Mar 07, 2012 | 44.80 | 46.36 | 44.56 | 46.03 | 1,909,596 | +1.04(+2.31%) |
| Mar 06, 2012 | 44.94 | 45.62 | 44.67 | 44.99 | 2,201,122 | -1.87(-3.99%) |
| Mar 05, 2012 | 46.79 | 46.91 | 45.95 | 46.86 | 1,082,505 | +0.36(+0.77%) |
| Mar 02, 2012 | 47.56 | 47.64 | 45.73 | 46.50 | 2,256,776 | -2.08(-4.28%) |
| Mar 01, 2012 | 47.29 | 49.86 | 46.50 | 48.58 | 3,025,353 | +1.83(+3.91%) |
| Feb 29, 2012 | 46.61 | 47.08 | 44.93 | 46.75 | 2,109,585 | +0.27(+0.58%) |
| Feb 28, 2012 | 47.81 | 48.35 | 46.18 | 46.48 | 1,364,201 | -1.01(-2.13%) |
| Feb 27, 2012 | 48.19 | 48.94 | 47.07 | 47.49 | 2,227,649 | -1.77(-3.59%) |
| Feb 24, 2012 | 47.79 | 49.38 | 47.64 | 49.26 | 3,035,314 | +1.47(+3.08%) |
| Feb 23, 2012 | 46.00 | 47.88 | 45.57 | 47.79 | 1,812,556 | +1.69(+3.67%) |
| Feb 22, 2012 | 45.90 | 46.70 | 45.75 | 46.10 | 1,507,763 | +0.01(+0.02%) |
| Feb 21, 2012 | 45.08 | 46.44 | 44.87 | 46.09 | 2,311,643 | +1.92(+4.35%) |
| Feb 17, 2012 | 44.14 | 44.24 | 43.53 | 44.17 | 1,911,681 | +0.96(+2.22%) |
| Feb 16, 2012 | 42.67 | 43.50 | 42.48 | 43.21 | 1,376,670 | +0.26(+0.61%) |
| Feb 15, 2012 | 42.72 | 42.95 | 42.35 | 42.95 | 1,369,396 | +0.69(+1.63%) |
| Feb 14, 2012 | 42.73 | 42.79 | 41.61 | 42.26 | 1,786,848 | +0.36(+0.86%) |
| Feb 13, 2012 | 41.60 | 42.14 | 40.84 | 41.90 | 2,035,435 | +1.35(+3.33%) |
| Feb 10, 2012 | 39.62 | 40.60 | 39.52 | 40.55 | 1,752,058 | -0.69(-1.67%) |
| Feb 09, 2012 | 41.40 | 41.60 | 40.89 | 41.24 | 1,623,083 | +0.57(+1.40%) |
| Feb 08, 2012 | 41.35 | 41.53 | 39.92 | 40.67 | 2,541,462 | +0.17(+0.42%) |
| Feb 07, 2012 | 38.64 | 40.85 | 38.59 | 40.50 | 2,500,309 | +1.27(+3.24%) |
| Feb 06, 2012 | 39.22 | 39.60 | 38.75 | 39.23 | 1,519,765 | -0.49(-1.23%) |
| Feb 03, 2012 | 39.02 | 39.89 | 38.66 | 39.72 | 2,662,630 | +0.96(+2.48%) |
| Feb 02, 2012 | 38.89 | 39.17 | 37.82 | 38.76 | 2,857,242 | -0.60(-1.52%) |