| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2013 | 58.52 | 58.77 | 57.81 | 58.16 | 822,961 | +0.18(+0.31%) |
| Feb 27, 2013 | 57.27 | 58.33 | 56.87 | 57.98 | 982,541 | +0.60(+1.05%) |
| Feb 26, 2013 | 57.07 | 57.74 | 56.67 | 57.38 | 1,149,552 | -0.81(-1.39%) |
| Feb 22, 2013 | 57.81 | 58.37 | 57.58 | 58.19 | 1,747,027 | +0.61(+1.06%) |
| Feb 21, 2013 | 58.02 | 58.93 | 57.19 | 57.58 | 2,154,185 | -0.55(-0.95%) |
| Feb 20, 2013 | 59.25 | 59.50 | 58.01 | 58.13 | 5,682,862 | -5.23(-8.25%) |
| Feb 19, 2013 | 63.44 | 63.90 | 63.13 | 63.36 | 999,577 | -0.14(-0.22%) |
| Feb 15, 2013 | 64.08 | 64.09 | 63.21 | 63.50 | 1,107,190 | -0.61(-0.95%) |
| Feb 14, 2013 | 62.98 | 64.60 | 62.92 | 64.11 | 1,420,288 | +0.67(+1.06%) |
| Feb 13, 2013 | 62.36 | 63.82 | 62.31 | 63.44 | 1,263,481 | +1.19(+1.91%) |
| Feb 12, 2013 | 62.96 | 63.21 | 62.19 | 62.25 | 1,196,434 | -0.53(-0.84%) |
| Feb 11, 2013 | 62.56 | 62.91 | 62.30 | 62.78 | 736,485 | -0.09(-0.14%) |
| Feb 08, 2013 | 63.00 | 63.62 | 62.75 | 62.87 | 990,195 | -0.06(-0.10%) |
| Feb 07, 2013 | 62.82 | 63.80 | 62.19 | 62.93 | 1,886,426 | -0.60(-0.94%) |
| Feb 06, 2013 | 63.79 | 63.99 | 63.25 | 63.53 | 1,984,968 | +0.51(+0.81%) |
| Feb 04, 2013 | 64.58 | 64.70 | 62.66 | 63.02 | 2,399,538 | -2.22(-3.40%) |
| Feb 01, 2013 | 64.99 | 65.30 | 63.86 | 65.24 | 2,350,929 | +0.55(+0.85%) |
| Jan 31, 2013 | 64.41 | 64.94 | 63.61 | 64.69 | 1,872,815 | +0.25(+0.39%) |
| Jan 30, 2013 | 63.00 | 65.84 | 62.73 | 64.44 | 4,083,967 | +2.13(+3.42%) |
| Jan 29, 2013 | 62.67 | 62.85 | 62.04 | 62.31 | 1,145,872 | -0.29(-0.46%) |
| Jan 28, 2013 | 62.86 | 63.37 | 62.25 | 62.60 | 1,622,146 | -0.89(-1.40%) |
| Jan 25, 2013 | 61.66 | 63.70 | 61.42 | 63.49 | 2,238,210 | +1.83(+2.97%) |
| Jan 24, 2013 | 61.68 | 61.91 | 61.34 | 61.66 | 2,364,889 | -0.04(-0.06%) |
| Jan 23, 2013 | 61.54 | 62.04 | 61.27 | 61.70 | 1,878,222 | -0.09(-0.15%) |
| Jan 22, 2013 | 60.50 | 61.82 | 59.87 | 61.79 | 4,314,878 | +1.00(+1.65%) |
| Jan 18, 2013 | 61.23 | 62.00 | 59.90 | 60.79 | 16,393,905 | +5.82(+10.59%) |
| Jan 17, 2013 | 53.78 | 55.10 | 53.50 | 54.97 | 2,780,269 | +1.33(+2.48%) |
| Jan 16, 2013 | 53.94 | 54.16 | 53.53 | 53.64 | 1,202,476 | -0.52(-0.96%) |
| Jan 15, 2013 | 53.54 | 54.20 | 53.54 | 54.16 | 1,789,557 | +0.27(+0.50%) |
| Jan 14, 2013 | 53.82 | 54.23 | 53.74 | 53.89 | 1,163,496 | -0.13(-0.24%) |
| Jan 12, 2013 | 54.34 | 54.34 | 53.80 | 54.02 | 920,815 | +0.00(+0.00%) |
| Jan 11, 2013 | 54.34 | 54.34 | 53.80 | 54.02 | 1,043,169 | -0.08(-0.15%) |
| Jan 10, 2013 | 54.15 | 54.46 | 53.62 | 54.10 | 1,529,657 | +0.02(+0.04%) |
| Jan 09, 2013 | 52.99 | 54.13 | 52.57 | 54.08 | 2,616,053 | +1.49(+2.83%) |
| Jan 08, 2013 | 51.39 | 52.72 | 50.30 | 52.59 | 3,321,633 | +0.90(+1.74%) |
| Jan 07, 2013 | 50.70 | 51.91 | 50.56 | 51.69 | 1,114,007 | +0.58(+1.13%) |
| Jan 04, 2013 | 50.83 | 51.21 | 50.56 | 51.11 | 1,086,918 | +0.39(+0.77%) |
| Jan 03, 2013 | 50.71 | 50.85 | 49.91 | 50.72 | 1,541,809 | -0.04(-0.08%) |
| Jan 02, 2013 | 50.93 | 51.05 | 49.03 | 50.76 | 3,024,579 | +1.73(+3.53%) |
| Dec 31, 2012 | 48.51 | 49.29 | 48.00 | 49.03 | 1,358,973 | +0.61(+1.26%) |
| Dec 28, 2012 | 48.51 | 48.77 | 48.34 | 48.42 | 1,327,008 | -0.53(-1.08%) |
| Dec 27, 2012 | 49.23 | 49.25 | 48.25 | 48.95 | 1,097,980 | -0.05(-0.10%) |
| Dec 26, 2012 | 50.21 | 50.26 | 48.48 | 49.00 | 1,384,765 | -1.02(-2.04%) |
| Dec 24, 2012 | 50.68 | 50.84 | 49.80 | 50.02 | 384,841 | -0.54(-1.07%) |
| Dec 21, 2012 | 50.75 | 50.91 | 49.38 | 50.56 | 4,154,836 | -0.77(-1.50%) |
| Dec 20, 2012 | 51.42 | 51.97 | 51.03 | 51.33 | 2,776,167 | +0.15(+0.29%) |
| Dec 19, 2012 | 51.83 | 51.93 | 50.73 | 51.18 | 5,842,544 | -0.61(-1.18%) |
| Dec 18, 2012 | 50.25 | 51.87 | 49.79 | 51.79 | 5,529,802 | +1.74(+3.48%) |
| Dec 17, 2012 | 49.55 | 50.12 | 49.15 | 50.05 | 2,733,949 | +0.62(+1.25%) |
| Dec 14, 2012 | 50.21 | 50.21 | 49.16 | 49.43 | 1,851,039 | -1.03(-2.04%) |
| Dec 13, 2012 | 50.82 | 51.36 | 50.13 | 50.46 | 1,575,730 | -0.44(-0.86%) |
| Dec 12, 2012 | 51.31 | 51.54 | 50.84 | 50.90 | 1,426,139 | -0.35(-0.68%) |
| Dec 11, 2012 | 50.56 | 51.71 | 50.50 | 51.25 | 1,959,796 | +0.84(+1.67%) |
| Dec 10, 2012 | 49.79 | 50.72 | 49.69 | 50.41 | 1,301,036 | +0.36(+0.72%) |
| Dec 07, 2012 | 49.75 | 50.16 | 49.49 | 50.05 | 1,665,954 | +0.39(+0.79%) |
| Dec 06, 2012 | 49.06 | 49.67 | 48.82 | 49.66 | 1,420,945 | +0.69(+1.41%) |
| Dec 05, 2012 | 49.04 | 49.31 | 48.70 | 48.97 | 1,266,025 | +0.07(+0.14%) |
| Dec 04, 2012 | 48.94 | 49.18 | 48.60 | 48.90 | 852,311 | -0.45(-0.91%) |
| Nov 30, 2012 | 49.62 | 49.92 | 49.03 | 49.35 | 1,319,412 | -0.10(-0.20%) |
| Nov 29, 2012 | 48.91 | 49.61 | 48.90 | 49.45 | 1,023,862 | +0.37(+0.75%) |
| Nov 28, 2012 | 48.75 | 49.11 | 47.84 | 49.08 | 1,095,248 | +0.13(+0.27%) |
| Nov 27, 2012 | 49.48 | 49.59 | 48.90 | 48.95 | 829,483 | -0.63(-1.27%) |
| Nov 26, 2012 | 49.77 | 49.93 | 48.28 | 49.58 | 1,476,556 | -0.50(-1.00%) |
| Nov 24, 2012 | 49.24 | 50.08 | 49.04 | 50.08 | 418,861 | +0.00(+0.00%) |
| Nov 23, 2012 | 49.24 | 50.11 | 49.04 | 50.08 | 418,861 | +0.86(+1.75%) |
| Nov 21, 2012 | 48.89 | 49.25 | 48.42 | 49.22 | 896,141 | +0.33(+0.67%) |
| Nov 20, 2012 | 47.88 | 49.05 | 47.51 | 48.89 | 1,238,467 | +0.93(+1.94%) |
| Nov 19, 2012 | 47.14 | 47.99 | 46.59 | 47.96 | 1,637,396 | +1.26(+2.70%) |
| Nov 16, 2012 | 46.49 | 47.04 | 46.12 | 46.70 | 975,097 | +0.19(+0.41%) |
| Nov 15, 2012 | 46.36 | 46.54 | 45.67 | 46.51 | 888,282 | +0.09(+0.19%) |
| Nov 14, 2012 | 47.21 | 47.21 | 46.25 | 46.42 | 710,754 | -0.51(-1.09%) |
| Nov 13, 2012 | 46.13 | 47.36 | 46.13 | 46.93 | 2,044,940 | +0.53(+1.14%) |
| Nov 12, 2012 | 46.23 | 46.66 | 46.04 | 46.40 | 1,372,552 | +0.01(+0.02%) |
| Nov 09, 2012 | 46.74 | 47.20 | 46.20 | 46.39 | 1,965,536 | -0.27(-0.58%) |
| Nov 08, 2012 | 47.80 | 47.92 | 46.61 | 46.66 | 1,742,426 | -1.25(-2.61%) |
| Nov 07, 2012 | 49.39 | 49.59 | 47.31 | 47.91 | 2,074,276 | -1.84(-3.69%) |
| Nov 06, 2012 | 48.79 | 49.76 | 48.30 | 49.75 | 1,019,003 | +1.03(+2.11%) |
| Nov 05, 2012 | 48.11 | 49.17 | 48.05 | 48.72 | 1,341,595 | +0.09(+0.19%) |
| Nov 02, 2012 | 51.47 | 51.47 | 48.61 | 48.63 | 1,740,774 | -1.64(-3.26%) |
| Nov 01, 2012 | 49.08 | 50.32 | 48.61 | 50.27 | 1,019,377 | +1.36(+2.78%) |
| Oct 31, 2012 | 48.75 | 48.96 | 48.18 | 48.91 | 971,633 | +0.17(+0.35%) |
| Oct 26, 2012 | 48.74 | 48.74 | 48.74 | 0 | +0.12(+0.25%) | |
| Oct 25, 2012 | 48.18 | 48.64 | 47.83 | 48.62 | 753,778 | +0.78(+1.63%) |
| Oct 24, 2012 | 47.38 | 48.11 | 46.91 | 47.84 | 931,387 | +0.62(+1.31%) |
| Oct 23, 2012 | 47.34 | 47.53 | 46.67 | 47.22 | 1,704,706 | -0.14(-0.30%) |
| Oct 19, 2012 | 48.77 | 48.83 | 47.08 | 47.36 | 1,594,768 | -1.52(-3.11%) |
| Oct 18, 2012 | 50.38 | 50.47 | 48.80 | 48.88 | 1,206,137 | -1.61(-3.19%) |
| Oct 17, 2012 | 49.70 | 50.53 | 49.63 | 50.49 | 983,687 | +0.72(+1.45%) |
| Oct 16, 2012 | 48.97 | 49.93 | 48.81 | 49.77 | 771,068 | +0.93(+1.90%) |
| Oct 15, 2012 | 48.56 | 48.94 | 48.25 | 48.84 | 846,777 | +0.42(+0.87%) |
| Oct 12, 2012 | 48.99 | 49.31 | 48.41 | 48.42 | 691,348 | -0.42(-0.86%) |
| Oct 11, 2012 | 48.99 | 49.34 | 48.68 | 48.84 | 876,100 | +0.25(+0.51%) |
| Oct 10, 2012 | 48.97 | 49.01 | 48.23 | 48.59 | 1,200,281 | -0.59(-1.20%) |
| Oct 09, 2012 | 49.55 | 49.90 | 49.15 | 49.18 | 833,207 | -0.61(-1.23%) |
| Oct 08, 2012 | 50.08 | 50.19 | 49.67 | 49.79 | 459,336 | -0.50(-0.99%) |
| Oct 06, 2012 | 50.58 | 50.99 | 49.95 | 50.29 | 887,471 | +0.00(+0.00%) |
| Oct 05, 2012 | 50.58 | 50.99 | 49.95 | 50.29 | 887,471 | -0.23(-0.46%) |
| Oct 04, 2012 | 49.41 | 50.56 | 49.23 | 50.52 | 1,253,507 | +1.21(+2.45%) |
| Oct 03, 2012 | 49.34 | 49.58 | 49.09 | 49.31 | 1,098,610 | +0.08(+0.16%) |
| Oct 02, 2012 | 49.70 | 49.70 | 48.99 | 49.23 | 1,383,752 | -0.08(-0.15%) |
| Oct 01, 2012 | 49.06 | 49.72 | 49.01 | 49.30 | 985,625 | +0.45(+0.92%) |
| Sep 28, 2012 | 48.80 | 48.99 | 48.15 | 48.85 | 956,408 | -0.20(-0.41%) |
| Sep 27, 2012 | 48.78 | 49.14 | 48.40 | 49.05 | 659,312 | +0.49(+1.02%) |
| Sep 26, 2012 | 49.00 | 49.20 | 48.30 | 48.56 | 930,032 | -0.35(-0.73%) |
| Sep 25, 2012 | 49.91 | 49.92 | 48.86 | 48.92 | 1,565,800 | -0.54(-1.08%) |
| Sep 24, 2012 | 49.54 | 49.63 | 49.18 | 49.45 | 1,136,166 | -0.27(-0.54%) |
| Sep 21, 2012 | 49.22 | 49.92 | 49.18 | 49.72 | 3,439,890 | +0.58(+1.18%) |
| Sep 20, 2012 | 48.73 | 49.28 | 48.50 | 49.14 | 1,294,883 | +0.41(+0.84%) |
| Sep 19, 2012 | 49.46 | 49.54 | 48.67 | 48.73 | 2,107,290 | -0.71(-1.43%) |
| Sep 18, 2012 | 49.67 | 50.27 | 49.25 | 49.44 | 2,764,107 | -0.27(-0.54%) |
| Sep 17, 2012 | 48.66 | 49.71 | 48.48 | 49.71 | 2,168,766 | +0.77(+1.56%) |
| Sep 14, 2012 | 47.70 | 48.95 | 47.32 | 48.94 | 2,767,490 | +1.37(+2.88%) |
| Sep 13, 2012 | 47.02 | 47.70 | 46.46 | 47.57 | 3,685,924 | +0.57(+1.21%) |
| Sep 12, 2012 | 47.86 | 47.98 | 46.95 | 47.00 | 1,751,584 | -0.59(-1.24%) |
| Sep 11, 2012 | 48.29 | 48.35 | 47.55 | 47.59 | 2,252,873 | -0.35(-0.73%) |
| Sep 10, 2012 | 48.80 | 48.80 | 47.92 | 47.94 | 1,667,654 | -0.86(-1.76%) |
| Sep 07, 2012 | 49.42 | 49.43 | 48.68 | 48.80 | 2,013,452 | -0.36(-0.73%) |
| Sep 06, 2012 | 48.50 | 49.50 | 48.47 | 49.16 | 2,162,101 | +0.84(+1.74%) |
| Sep 05, 2012 | 47.95 | 48.43 | 47.76 | 48.32 | 1,671,093 | +0.11(+0.23%) |
| Sep 04, 2012 | 47.71 | 48.32 | 47.23 | 48.21 | 1,429,130 | +0.50(+1.05%) |
| Aug 31, 2012 | 47.85 | 48.30 | 47.46 | 47.71 | 987,774 | +0.21(+0.44%) |
| Aug 30, 2012 | 47.43 | 47.67 | 47.19 | 47.50 | 1,164,239 | -0.38(-0.79%) |
| Aug 29, 2012 | 47.16 | 47.99 | 47.02 | 47.88 | 1,671,175 | +0.82(+1.74%) |
| Aug 27, 2012 | 46.89 | 47.27 | 46.58 | 47.06 | 1,184,892 | +0.22(+0.47%) |
| Aug 24, 2012 | 46.52 | 47.00 | 46.44 | 46.84 | 566,441 | +0.38(+0.82%) |
| Aug 23, 2012 | 46.37 | 46.61 | 46.15 | 46.46 | 759,170 | +0.03(+0.06%) |
| Aug 22, 2012 | 46.33 | 46.63 | 46.26 | 46.43 | 1,432,684 | -0.10(-0.21%) |
| Aug 21, 2012 | 46.49 | 47.19 | 46.27 | 46.53 | 1,756,597 | +0.08(+0.17%) |
| Aug 20, 2012 | 46.81 | 46.84 | 46.15 | 46.45 | 1,506,425 | -0.03(-0.06%) |
| Aug 17, 2012 | 47.36 | 47.36 | 46.34 | 46.48 | 2,084,605 | -0.83(-1.75%) |
| Aug 16, 2012 | 47.33 | 47.44 | 47.05 | 47.31 | 1,790,975 | -0.16(-0.34%) |
| Aug 15, 2012 | 46.69 | 47.58 | 46.43 | 47.47 | 1,335,580 | +0.78(+1.67%) |
| Aug 14, 2012 | 47.00 | 47.25 | 46.54 | 46.69 | 1,290,084 | -0.25(-0.53%) |
| Aug 13, 2012 | 47.34 | 47.49 | 46.69 | 46.94 | 1,391,439 | -0.65(-1.37%) |
| Aug 11, 2012 | 47.00 | 47.81 | 46.88 | 47.59 | 1,818,855 | +0.00(+0.00%) |
| Aug 10, 2012 | 47.00 | 47.81 | 46.88 | 47.59 | 1,818,855 | +0.56(+1.19%) |
| Aug 09, 2012 | 46.48 | 47.36 | 46.48 | 47.03 | 2,195,249 | +0.33(+0.71%) |
| Aug 08, 2012 | 46.24 | 46.82 | 46.17 | 46.70 | 1,367,761 | +0.37(+0.80%) |
| Aug 07, 2012 | 45.75 | 46.44 | 45.16 | 46.33 | 1,280,169 | +0.61(+1.33%) |
| Aug 06, 2012 | 45.00 | 45.83 | 44.97 | 45.72 | 1,398,354 | +0.85(+1.89%) |
| Aug 03, 2012 | 44.48 | 45.02 | 43.84 | 44.87 | 1,321,385 | +1.26(+2.89%) |
| Aug 02, 2012 | 44.25 | 44.25 | 43.25 | 43.61 | 1,151,727 | -0.92(-2.07%) |
| Aug 01, 2012 | 43.62 | 44.77 | 43.17 | 44.53 | 2,107,264 | +0.65(+1.48%) |
| Jul 31, 2012 | 43.74 | 44.20 | 43.39 | 43.88 | 1,918,423 | -0.13(-0.30%) |
| Jul 30, 2012 | 44.65 | 44.94 | 43.95 | 44.01 | 1,365,482 | -0.75(-1.68%) |
| Jul 27, 2012 | 44.07 | 45.21 | 44.07 | 44.76 | 1,425,589 | +0.99(+2.27%) |
| Jul 26, 2012 | 43.32 | 44.00 | 43.27 | 43.76 | 1,169,012 | +1.01(+2.35%) |
| Jul 25, 2012 | 42.20 | 43.16 | 41.96 | 42.76 | 920,227 | +0.90(+2.16%) |
| Jul 24, 2012 | 42.49 | 42.49 | 41.59 | 41.85 | 2,613,466 | -0.90(-2.09%) |
| Jul 23, 2012 | 42.54 | 42.90 | 42.03 | 42.75 | 781,713 | -0.59(-1.36%) |
| Jul 20, 2012 | 43.86 | 43.93 | 43.11 | 43.34 | 1,313,506 | -0.54(-1.23%) |
| Jul 19, 2012 | 43.99 | 44.18 | 43.33 | 43.88 | 956,427 | -0.09(-0.20%) |
| Jul 18, 2012 | 43.56 | 44.33 | 43.53 | 43.97 | 962,911 | +0.17(+0.39%) |
| Jul 17, 2012 | 43.34 | 43.88 | 42.76 | 43.80 | 803,786 | +0.65(+1.51%) |
| Jul 16, 2012 | 42.77 | 43.54 | 42.69 | 43.15 | 1,038,487 | +0.18(+0.42%) |
| Jul 14, 2012 | 42.50 | 43.30 | 42.30 | 42.97 | 1,746,544 | +0.00(+0.00%) |
| Jul 13, 2012 | 42.50 | 43.30 | 42.30 | 42.97 | 1,746,544 | +0.47(+1.11%) |
| Jul 12, 2012 | 41.27 | 42.68 | 40.87 | 42.50 | 1,960,249 | +0.95(+2.29%) |
| Jul 11, 2012 | 40.50 | 41.72 | 40.50 | 41.55 | 3,484,215 | +0.29(+0.70%) |
| Jul 10, 2012 | 42.75 | 43.25 | 41.15 | 41.26 | 1,896,332 | -1.43(-3.35%) |
| Jul 09, 2012 | 42.70 | 42.73 | 41.93 | 42.69 | 978,090 | +0.22(+0.52%) |
| Jul 06, 2012 | 42.98 | 43.21 | 42.19 | 42.47 | 885,741 | -0.74(-1.71%) |
| Jul 05, 2012 | 43.99 | 44.17 | 42.75 | 43.21 | 1,692,321 | -1.24(-2.79%) |
| Jul 03, 2012 | 43.84 | 44.47 | 43.61 | 44.45 | 646,262 | +0.60(+1.37%) |
| Jul 02, 2012 | 44.00 | 44.84 | 43.42 | 43.85 | 2,370,432 | -1.14(-2.53%) |
| Jun 30, 2012 | 44.92 | 45.29 | 44.70 | 44.99 | 1,393,250 | +0.00(+0.00%) |
| Jun 29, 2012 | 44.92 | 45.29 | 44.70 | 44.99 | 1,398,441 | +0.91(+2.06%) |
| Jun 28, 2012 | 44.74 | 44.92 | 43.35 | 44.08 | 1,528,411 | -1.09(-2.41%) |
| Jun 27, 2012 | 44.16 | 45.35 | 44.11 | 45.17 | 1,691,995 | +1.31(+2.99%) |
| Jun 26, 2012 | 43.55 | 44.00 | 43.39 | 43.86 | 1,769,898 | +0.56(+1.29%) |
| Jun 25, 2012 | 44.24 | 44.38 | 42.77 | 43.30 | 1,978,137 | -1.16(-2.61%) |
| Jun 22, 2012 | 42.37 | 44.69 | 42.32 | 44.46 | 2,663,288 | +2.23(+5.28%) |
| Jun 21, 2012 | 43.85 | 44.42 | 42.20 | 42.23 | 1,714,717 | -1.61(-3.67%) |
| Jun 20, 2012 | 43.46 | 43.84 | 42.95 | 43.84 | 1,402,242 | +0.49(+1.13%) |
| Jun 19, 2012 | 43.00 | 43.51 | 42.88 | 43.35 | 793,458 | +0.66(+1.55%) |
| Jun 18, 2012 | 42.47 | 42.95 | 42.34 | 42.69 | 850,087 | +0.01(+0.02%) |
| Jun 15, 2012 | 42.04 | 42.70 | 41.66 | 42.68 | 1,300,043 | +0.81(+1.93%) |
| Jun 14, 2012 | 41.09 | 42.10 | 40.97 | 41.87 | 1,360,563 | +0.75(+1.82%) |
| Jun 13, 2012 | 41.24 | 41.70 | 40.99 | 41.12 | 1,148,620 | -0.23(-0.56%) |
| Jun 12, 2012 | 41.12 | 41.37 | 40.95 | 41.35 | 1,287,770 | +0.37(+0.90%) |
| Jun 11, 2012 | 41.97 | 42.06 | 40.94 | 40.98 | 1,332,769 | -0.86(-2.06%) |
| Jun 08, 2012 | 41.85 | 42.04 | 41.28 | 41.84 | 1,419,143 | -0.17(-0.40%) |
| Jun 07, 2012 | 42.01 | 42.81 | 41.90 | 42.01 | 2,562,926 | +0.46(+1.11%) |
| Jun 06, 2012 | 41.33 | 42.01 | 41.29 | 41.55 | 1,550,176 | +0.46(+1.12%) |
| Jun 05, 2012 | 39.93 | 41.24 | 39.93 | 41.09 | 1,826,079 | +0.93(+2.32%) |
| Jun 04, 2012 | 40.07 | 40.60 | 39.73 | 40.16 | 1,309,508 | +0.31(+0.78%) |
| Jun 02, 2012 | 40.18 | 40.44 | 39.81 | 39.85 | 1,952,303 | +0.00(+0.00%) |
| Jun 01, 2012 | 40.18 | 40.44 | 39.81 | 39.85 | 1,957,633 | -1.06(-2.59%) |
| May 31, 2012 | 41.10 | 41.27 | 40.56 | 40.91 | 1,679,638 | -0.28(-0.68%) |
| May 30, 2012 | 41.49 | 41.60 | 40.86 | 41.19 | 1,263,983 | -0.62(-1.48%) |
| May 29, 2012 | 41.99 | 42.37 | 41.64 | 41.81 | 1,265,242 | -0.02(-0.05%) |
| May 25, 2012 | 41.87 | 42.29 | 41.67 | 41.83 | 857,903 | -0.18(-0.43%) |
| May 24, 2012 | 41.99 | 42.29 | 41.59 | 42.01 | 1,009,173 | +0.06(+0.14%) |
| May 23, 2012 | 41.40 | 42.00 | 41.07 | 41.95 | 1,096,784 | +0.12(+0.29%) |
| May 22, 2012 | 42.08 | 42.41 | 41.54 | 41.83 | 943,997 | -0.24(-0.57%) |
| May 21, 2012 | 41.01 | 42.23 | 41.01 | 42.07 | 1,048,919 | +1.06(+2.58%) |
| May 18, 2012 | 42.20 | 42.20 | 40.93 | 41.01 | 1,714,677 | -0.89(-2.12%) |
| May 17, 2012 | 42.56 | 42.95 | 41.90 | 41.90 | 1,239,033 | -0.75(-1.77%) |
| May 16, 2012 | 43.15 | 43.42 | 42.61 | 42.65 | 1,439,494 | -0.49(-1.12%) |
| May 15, 2012 | 43.04 | 43.79 | 43.02 | 43.14 | 1,386,905 | -0.34(-0.78%) |
| May 14, 2012 | 43.34 | 43.68 | 42.56 | 43.48 | 1,709,508 | -0.20(-0.46%) |
| May 11, 2012 | 43.77 | 44.18 | 43.63 | 43.68 | 772,915 | -0.21(-0.48%) |
| May 10, 2012 | 44.16 | 44.40 | 43.76 | 43.89 | 932,928 | -0.14(-0.32%) |
| May 09, 2012 | 43.83 | 44.33 | 43.15 | 44.03 | 1,104,576 | -0.17(-0.38%) |
| May 08, 2012 | 44.09 | 44.26 | 43.40 | 44.20 | 1,149,426 | -0.26(-0.58%) |
| May 07, 2012 | 44.52 | 45.04 | 44.16 | 44.46 | 1,221,004 | -0.08(-0.18%) |
| May 04, 2012 | 45.56 | 45.61 | 44.54 | 44.54 | 1,179,508 | -1.34(-2.92%) |
| May 03, 2012 | 46.62 | 46.81 | 45.79 | 45.88 | 1,243,224 | -0.87(-1.86%) |
| May 02, 2012 | 46.73 | 47.01 | 46.45 | 46.75 | 1,043,481 | -0.04(-0.09%) |
| May 01, 2012 | 46.34 | 47.24 | 45.92 | 46.79 | 1,285,819 | +0.43(+0.93%) |
| Apr 30, 2012 | 46.44 | 46.77 | 46.17 | 46.36 | 942,606 | +0.05(+0.11%) |
| Apr 27, 2012 | 46.24 | 46.61 | 46.13 | 46.31 | 874,880 | +0.27(+0.59%) |
| Apr 26, 2012 | 45.52 | 46.12 | 45.51 | 46.04 | 1,136,585 | +0.40(+0.88%) |
| Apr 25, 2012 | 46.93 | 47.00 | 45.25 | 45.64 | 2,712,577 | -0.65(-1.40%) |
| Apr 24, 2012 | 46.09 | 46.46 | 44.90 | 46.29 | 2,787,411 | +0.31(+0.67%) |
| Apr 23, 2012 | 46.05 | 46.27 | 45.62 | 45.98 | 1,714,837 | -0.33(-0.71%) |
| Apr 20, 2012 | 46.35 | 46.64 | 45.84 | 46.31 | 1,825,091 | +0.00(+0.00%) |
| Apr 19, 2012 | 46.48 | 47.24 | 46.06 | 46.31 | 964,748 | -0.18(-0.39%) |
| Apr 18, 2012 | 46.38 | 47.12 | 46.11 | 46.49 | 939,813 | +0.12(+0.26%) |
| Apr 17, 2012 | 45.80 | 46.56 | 45.40 | 46.37 | 1,175,031 | +0.98(+2.16%) |
| Apr 16, 2012 | 46.05 | 46.14 | 45.25 | 45.39 | 1,148,394 | -0.29(-0.63%) |
| Apr 13, 2012 | 46.85 | 47.04 | 45.67 | 45.68 | 1,482,715 | -1.43(-3.04%) |
| Apr 12, 2012 | 46.39 | 47.46 | 46.39 | 47.11 | 967,434 | +0.69(+1.49%) |
| Apr 11, 2012 | 46.47 | 46.67 | 46.01 | 46.42 | 1,109,519 | +0.56(+1.22%) |
| Apr 10, 2012 | 46.78 | 47.06 | 45.63 | 45.86 | 1,515,395 | -1.08(-2.30%) |
| Apr 09, 2012 | 47.06 | 47.21 | 46.73 | 46.94 | 1,112,276 | -0.70(-1.47%) |
| Apr 05, 2012 | 47.48 | 47.89 | 47.22 | 47.64 | 1,528,584 | +0.13(+0.27%) |
| Apr 04, 2012 | 48.40 | 48.43 | 47.47 | 47.51 | 1,718,054 | -1.17(-2.40%) |
| Apr 03, 2012 | 48.70 | 48.96 | 48.43 | 48.68 | 1,724,134 | -0.23(-0.47%) |
| Apr 02, 2012 | 48.83 | 49.07 | 47.95 | 48.91 | 1,644,267 | +0.09(+0.18%) |
| Mar 30, 2012 | 48.93 | 48.96 | 48.50 | 48.82 | 1,136,095 | +0.23(+0.47%) |
| Mar 29, 2012 | 48.15 | 48.98 | 48.15 | 48.59 | 1,418,119 | +0.07(+0.14%) |
| Mar 28, 2012 | 48.79 | 48.94 | 48.16 | 48.52 | 1,864,750 | -0.23(-0.47%) |
| Mar 27, 2012 | 48.87 | 49.20 | 48.62 | 48.75 | 1,573,344 | -0.15(-0.31%) |
| Mar 26, 2012 | 48.40 | 48.91 | 48.23 | 48.90 | 1,474,886 | +0.83(+1.73%) |
| Mar 23, 2012 | 47.28 | 48.14 | 46.75 | 48.07 | 2,493,591 | +0.98(+2.08%) |
| Mar 22, 2012 | 46.18 | 47.19 | 45.56 | 47.09 | 2,136,477 | +0.62(+1.33%) |
| Mar 21, 2012 | 46.40 | 46.82 | 46.25 | 46.47 | 877,193 | +0.13(+0.28%) |
| Mar 20, 2012 | 46.51 | 46.62 | 46.27 | 46.34 | 822,550 | -0.43(-0.92%) |
| Mar 19, 2012 | 46.60 | 47.00 | 46.34 | 46.77 | 511,784 | +0.02(+0.04%) |
| Mar 16, 2012 | 46.41 | 47.07 | 46.41 | 46.75 | 1,543,027 | +0.25(+0.54%) |
| Mar 15, 2012 | 45.67 | 46.54 | 45.39 | 46.50 | 1,362,287 | +0.76(+1.66%) |
| Mar 14, 2012 | 46.06 | 46.34 | 45.41 | 45.74 | 1,613,027 | -0.44(-0.95%) |
| Mar 13, 2012 | 46.31 | 46.37 | 45.50 | 46.18 | 1,245,233 | +0.30(+0.65%) |
| Mar 12, 2012 | 46.56 | 46.61 | 45.77 | 45.88 | 979,813 | -0.71(-1.52%) |
| Mar 09, 2012 | 46.53 | 46.84 | 46.36 | 46.59 | 1,168,534 | +0.03(+0.06%) |
| Mar 08, 2012 | 46.08 | 46.80 | 45.98 | 46.56 | 1,405,371 | +0.78(+1.70%) |
| Mar 07, 2012 | 45.74 | 46.13 | 45.35 | 45.78 | 1,728,340 | +0.13(+0.28%) |
| Mar 06, 2012 | 45.35 | 46.38 | 45.35 | 45.65 | 1,480,483 | -0.76(-1.64%) |
| Mar 05, 2012 | 47.46 | 47.53 | 46.07 | 46.41 | 2,196,822 | -1.18(-2.48%) |
| Mar 02, 2012 | 47.99 | 48.41 | 47.14 | 47.59 | 1,854,378 | -0.59(-1.22%) |