| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Dec 31, 2012 | 28.59 | 28.64 | 28.25 | 28.64 | 142,145 | +0.37(+1.31%) |
| Dec 28, 2012 | 28.19 | 28.31 | 28.07 | 28.27 | 158,165 | +0.17(+0.60%) |
| Dec 27, 2012 | 28.02 | 28.11 | 27.86 | 28.10 | 167,335 | +0.19(+0.68%) |
| Dec 26, 2012 | 27.92 | 28.10 | 27.85 | 27.91 | 166,361 | -0.17(-0.61%) |
| Dec 24, 2012 | 28.08 | 28.22 | 28.00 | 28.08 | 69,411 | -0.62(-2.16%) |
| Dec 21, 2012 | 28.43 | 28.73 | 28.42 | 28.70 | 279,225 | +0.04(+0.14%) |
| Dec 20, 2012 | 28.53 | 28.70 | 28.53 | 28.66 | 104,793 | -0.14(-0.49%) |
| Dec 19, 2012 | 28.92 | 28.92 | 28.72 | 28.80 | 228,397 | -0.34(-1.17%) |
| Dec 18, 2012 | 29.00 | 29.16 | 28.78 | 29.14 | 312,881 | -0.03(-0.10%) |
| Dec 17, 2012 | 28.82 | 29.20 | 28.82 | 29.17 | 241,478 | +0.35(+1.21%) |
| Dec 14, 2012 | 28.76 | 28.92 | 28.71 | 28.82 | 195,935 | -0.11(-0.38%) |
| Dec 13, 2012 | 29.05 | 29.23 | 28.84 | 28.93 | 138,017 | -0.10(-0.34%) |
| Dec 12, 2012 | 28.95 | 29.08 | 28.89 | 29.03 | 153,321 | +0.23(+0.80%) |
| Dec 11, 2012 | 28.81 | 28.95 | 28.74 | 28.80 | 251,387 | +0.14(+0.49%) |
| Dec 10, 2012 | 28.46 | 28.66 | 28.42 | 28.66 | 128,836 | +0.15(+0.53%) |
| Dec 07, 2012 | 28.39 | 28.51 | 28.32 | 28.51 | 305,773 | -0.03(-0.11%) |
| Dec 06, 2012 | 28.56 | 28.56 | 28.42 | 28.54 | 87,050 | +0.09(+0.32%) |
| Dec 05, 2012 | 28.50 | 28.57 | 28.39 | 28.45 | 143,881 | -0.02(-0.07%) |
| Dec 04, 2012 | 28.56 | 28.70 | 28.43 | 28.47 | 947,093 | -0.21(-0.73%) |
| Nov 30, 2012 | 28.91 | 28.95 | 28.54 | 28.68 | 352,183 | -0.26(-0.90%) |
| Nov 29, 2012 | 28.91 | 29.11 | 28.84 | 28.94 | 71,233 | +0.12(+0.42%) |
| Nov 28, 2012 | 28.75 | 28.92 | 28.56 | 28.82 | 277,664 | -0.21(-0.72%) |
| Nov 27, 2012 | 29.10 | 29.18 | 28.96 | 29.03 | 261,080 | -0.44(-1.49%) |
| Nov 26, 2012 | 29.35 | 29.49 | 29.26 | 29.47 | 264,626 | +0.17(+0.58%) |
| Nov 24, 2012 | 29.00 | 29.31 | 29.00 | 29.30 | 108,242 | +0.00(+0.00%) |
| Nov 23, 2012 | 29.00 | 29.31 | 29.00 | 29.30 | 108,242 | +0.35(+1.21%) |
| Nov 21, 2012 | 28.88 | 28.99 | 28.79 | 28.95 | 100,075 | -0.02(-0.07%) |
| Nov 20, 2012 | 28.80 | 28.99 | 28.68 | 28.97 | 173,372 | -0.15(-0.52%) |
| Nov 19, 2012 | 28.82 | 29.12 | 28.75 | 29.12 | 194,237 | +0.36(+1.25%) |
| Nov 16, 2012 | 28.74 | 28.78 | 28.37 | 28.76 | 252,526 | +0.20(+0.70%) |
| Nov 15, 2012 | 28.54 | 28.68 | 28.47 | 28.56 | 212,349 | -0.03(-0.10%) |
| Nov 14, 2012 | 29.12 | 29.20 | 28.56 | 28.59 | 137,342 | -0.59(-2.02%) |
| Nov 13, 2012 | 29.06 | 29.35 | 28.81 | 29.18 | 425,988 | +0.12(+0.41%) |
| Nov 12, 2012 | 28.96 | 29.11 | 28.85 | 29.06 | 150,786 | +0.09(+0.31%) |
| Nov 09, 2012 | 28.97 | 29.15 | 28.78 | 28.97 | 167,623 | +0.30(+1.04%) |
| Nov 08, 2012 | 28.95 | 29.18 | 28.65 | 28.67 | 161,468 | -0.32(-1.10%) |
| Nov 07, 2012 | 29.16 | 29.16 | 28.68 | 28.99 | 248,279 | -0.28(-0.96%) |
| Nov 06, 2012 | 29.08 | 29.28 | 29.04 | 29.27 | 71,773 | +0.23(+0.79%) |
| Nov 05, 2012 | 28.83 | 29.12 | 28.68 | 29.04 | 278,642 | -0.15(-0.51%) |
| Nov 02, 2012 | 29.48 | 29.48 | 29.04 | 29.19 | 201,002 | -0.21(-0.71%) |
| Nov 01, 2012 | 29.28 | 29.52 | 29.16 | 29.40 | 240,675 | +0.29(+1.00%) |
| Oct 31, 2012 | 29.11 | 29.17 | 28.99 | 29.11 | 180,777 | -0.04(-0.14%) |
| Oct 26, 2012 | 29.15 | 29.15 | 29.15 | 0 | -0.16(-0.55%) | |
| Oct 25, 2012 | 29.31 | 29.41 | 29.17 | 29.31 | 141,517 | +0.25(+0.86%) |
| Oct 24, 2012 | 29.16 | 29.38 | 29.04 | 29.06 | 140,608 | +0.02(+0.07%) |
| Oct 23, 2012 | 29.17 | 29.17 | 28.87 | 29.04 | 99,517 | +0.13(+0.45%) |
| Oct 19, 2012 | 29.25 | 29.26 | 28.88 | 28.91 | 122,809 | -0.51(-1.73%) |
| Oct 18, 2012 | 29.38 | 29.59 | 29.30 | 29.42 | 154,125 | -0.21(-0.71%) |
| Oct 17, 2012 | 29.50 | 29.69 | 29.43 | 29.63 | 306,045 | +0.05(+0.17%) |
| Oct 16, 2012 | 29.37 | 29.60 | 29.30 | 29.58 | 556,446 | +0.47(+1.61%) |
| Oct 15, 2012 | 29.03 | 29.25 | 28.98 | 29.11 | 65,445 | +0.08(+0.28%) |
| Oct 12, 2012 | 28.99 | 29.11 | 28.91 | 29.03 | 123,807 | +0.20(+0.69%) |
| Oct 11, 2012 | 29.15 | 29.15 | 28.83 | 28.83 | 155,706 | +0.09(+0.31%) |
| Oct 10, 2012 | 28.98 | 29.04 | 28.73 | 28.74 | 194,183 | -0.14(-0.48%) |
| Oct 09, 2012 | 29.00 | 29.08 | 28.81 | 28.88 | 98,510 | -0.20(-0.69%) |
| Oct 08, 2012 | 28.95 | 29.09 | 28.79 | 29.08 | 197,649 | -0.16(-0.55%) |
| Oct 06, 2012 | 29.31 | 29.49 | 29.19 | 29.24 | 403,178 | +0.00(+0.00%) |
| Oct 05, 2012 | 29.31 | 29.49 | 29.19 | 29.24 | 403,178 | +0.12(+0.41%) |
| Oct 04, 2012 | 28.89 | 29.12 | 28.86 | 29.12 | 193,944 | +0.42(+1.46%) |
| Oct 03, 2012 | 28.72 | 28.74 | 28.52 | 28.70 | 145,389 | +0.01(+0.03%) |
| Oct 02, 2012 | 28.68 | 28.81 | 28.56 | 28.69 | 177,298 | +0.03(+0.10%) |
| Oct 01, 2012 | 28.57 | 28.83 | 28.55 | 28.66 | 117,084 | +0.08(+0.28%) |
| Sep 28, 2012 | 28.66 | 28.71 | 28.41 | 28.58 | 256,657 | +0.03(+0.11%) |
| Sep 27, 2012 | 28.47 | 28.61 | 28.27 | 28.55 | 98,312 | +0.76(+2.73%) |
| Sep 26, 2012 | 28.11 | 28.11 | 27.79 | 27.79 | 98,619 | -0.36(-1.28%) |
| Sep 25, 2012 | 28.70 | 28.70 | 28.15 | 28.15 | 105,761 | -0.39(-1.37%) |
| Sep 24, 2012 | 28.48 | 28.54 | 28.25 | 28.54 | 144,551 | -0.33(-1.14%) |
| Sep 21, 2012 | 29.17 | 29.20 | 28.87 | 28.87 | 166,004 | +0.13(+0.45%) |
| Sep 20, 2012 | 28.93 | 28.93 | 28.64 | 28.74 | 172,611 | -0.22(-0.76%) |
| Sep 19, 2012 | 28.90 | 29.03 | 28.87 | 28.96 | 62,825 | +0.06(+0.21%) |
| Sep 18, 2012 | 28.96 | 29.26 | 28.90 | 28.90 | 106,902 | -0.36(-1.23%) |
| Sep 17, 2012 | 29.30 | 29.50 | 29.25 | 29.26 | 550,606 | -0.11(-0.37%) |
| Sep 14, 2012 | 29.25 | 29.72 | 29.24 | 29.37 | 231,923 | +0.41(+1.42%) |
| Sep 13, 2012 | 28.17 | 28.97 | 28.10 | 28.96 | 172,687 | +0.68(+2.40%) |
| Sep 12, 2012 | 28.23 | 28.31 | 28.16 | 28.28 | 94,429 | +0.08(+0.28%) |
| Sep 11, 2012 | 28.16 | 28.33 | 28.12 | 28.20 | 82,566 | +0.01(+0.04%) |
| Sep 10, 2012 | 28.25 | 28.34 | 28.08 | 28.19 | 117,075 | -0.13(-0.46%) |
| Sep 07, 2012 | 27.89 | 28.33 | 27.88 | 28.32 | 269,023 | +0.42(+1.51%) |
| Sep 06, 2012 | 27.59 | 27.97 | 27.59 | 27.90 | 92,483 | +0.48(+1.75%) |
| Sep 05, 2012 | 27.54 | 27.54 | 27.36 | 27.42 | 115,101 | -0.02(-0.07%) |
| Sep 04, 2012 | 27.54 | 27.54 | 27.29 | 27.44 | 176,570 | +0.09(+0.33%) |
| Aug 31, 2012 | 27.44 | 27.52 | 27.24 | 27.35 | 207,110 | +0.47(+1.75%) |
| Aug 30, 2012 | 27.12 | 27.23 | 26.87 | 26.88 | 305,549 | -0.68(-2.47%) |
| Aug 29, 2012 | 27.84 | 27.84 | 27.49 | 27.56 | 165,705 | -0.67(-2.37%) |
| Aug 27, 2012 | 28.50 | 28.55 | 28.23 | 28.23 | 54,003 | -0.16(-0.57%) |
| Aug 24, 2012 | 28.43 | 28.45 | 28.16 | 28.39 | 89,000 | -0.11(-0.38%) |
| Aug 23, 2012 | 28.60 | 28.60 | 28.37 | 28.50 | 138,293 | -0.22(-0.77%) |
| Aug 22, 2012 | 28.61 | 28.76 | 28.40 | 28.72 | 125,106 | -0.02(-0.07%) |
| Aug 21, 2012 | 28.80 | 28.90 | 28.64 | 28.74 | 109,328 | -0.02(-0.07%) |
| Aug 20, 2012 | 28.69 | 28.84 | 28.64 | 28.76 | 55,062 | -0.06(-0.21%) |
| Aug 17, 2012 | 28.89 | 28.89 | 28.68 | 28.82 | 51,842 | -0.06(-0.21%) |
| Aug 16, 2012 | 28.80 | 29.02 | 28.80 | 28.88 | 130,604 | +0.16(+0.56%) |
| Aug 15, 2012 | 28.61 | 28.82 | 28.61 | 28.72 | 88,054 | +0.01(+0.03%) |
| Aug 14, 2012 | 28.72 | 28.73 | 28.58 | 28.71 | 136,848 | +0.18(+0.63%) |
| Aug 13, 2012 | 28.48 | 28.60 | 28.32 | 28.53 | 168,249 | -0.29(-1.01%) |
| Aug 11, 2012 | 28.61 | 28.85 | 28.49 | 28.82 | 307,322 | +0.00(+0.00%) |
| Aug 10, 2012 | 28.61 | 28.85 | 28.49 | 28.82 | 307,322 | +0.18(+0.63%) |
| Aug 09, 2012 | 28.67 | 28.81 | 28.59 | 28.64 | 169,982 | +0.05(+0.17%) |
| Aug 08, 2012 | 28.33 | 28.59 | 28.27 | 28.59 | 443,666 | +0.21(+0.74%) |
| Aug 07, 2012 | 28.50 | 28.66 | 28.33 | 28.38 | 232,315 | -0.20(-0.70%) |
| Aug 06, 2012 | 28.57 | 28.66 | 28.38 | 28.58 | 97,152 | -0.05(-0.17%) |
| Aug 03, 2012 | 28.47 | 28.72 | 28.28 | 28.63 | 161,852 | +0.66(+2.36%) |
| Aug 02, 2012 | 27.98 | 28.26 | 27.80 | 27.97 | 89,602 | -0.52(-1.83%) |
| Aug 01, 2012 | 28.62 | 28.71 | 28.38 | 28.49 | 140,283 | -0.20(-0.70%) |
| Jul 31, 2012 | 28.60 | 28.76 | 28.54 | 28.69 | 253,847 | +0.29(+1.02%) |
| Jul 30, 2012 | 28.26 | 28.49 | 28.21 | 28.40 | 92,664 | -0.12(-0.42%) |
| Jul 27, 2012 | 28.18 | 28.56 | 28.01 | 28.52 | 155,542 | +0.61(+2.19%) |
| Jul 26, 2012 | 27.78 | 27.94 | 27.62 | 27.91 | 109,416 | +0.45(+1.64%) |
| Jul 25, 2012 | 27.32 | 27.58 | 27.17 | 27.46 | 155,026 | +0.27(+0.99%) |
| Jul 24, 2012 | 27.44 | 27.47 | 27.00 | 27.19 | 215,396 | -0.11(-0.40%) |
| Jul 23, 2012 | 27.24 | 27.39 | 27.03 | 27.30 | 201,765 | -0.62(-2.22%) |
| Jul 20, 2012 | 28.03 | 28.10 | 27.88 | 27.92 | 115,333 | -0.57(-2.00%) |
| Jul 19, 2012 | 28.33 | 28.52 | 28.12 | 28.49 | 273,158 | +0.23(+0.81%) |
| Jul 18, 2012 | 27.95 | 28.30 | 27.95 | 28.26 | 142,949 | -0.02(-0.07%) |
| Jul 17, 2012 | 27.96 | 28.35 | 27.58 | 28.28 | 650,077 | +0.67(+2.43%) |
| Jul 16, 2012 | 27.49 | 27.61 | 27.36 | 27.61 | 147,515 | +0.05(+0.18%) |
| Jul 14, 2012 | 27.26 | 27.62 | 27.26 | 27.56 | 98,069 | +0.00(+0.00%) |
| Jul 13, 2012 | 27.26 | 27.62 | 27.26 | 27.56 | 98,069 | +0.55(+2.04%) |
| Jul 12, 2012 | 27.17 | 27.17 | 26.87 | 27.01 | 129,496 | -0.26(-0.95%) |
| Jul 11, 2012 | 27.43 | 27.43 | 27.10 | 27.27 | 77,312 | +0.27(+1.00%) |
| Jul 10, 2012 | 27.40 | 27.59 | 26.85 | 27.00 | 221,949 | -0.27(-0.99%) |
| Jul 09, 2012 | 27.30 | 27.46 | 27.14 | 27.27 | 135,076 | -0.18(-0.66%) |
| Jul 06, 2012 | 27.57 | 27.64 | 27.43 | 27.45 | 75,267 | -0.35(-1.26%) |
| Jul 05, 2012 | 27.90 | 28.08 | 27.80 | 27.80 | 226,025 | -0.40(-1.42%) |
| Jul 03, 2012 | 27.81 | 28.35 | 27.75 | 28.20 | 107,032 | +0.77(+2.81%) |
| Jul 02, 2012 | 27.55 | 27.55 | 27.28 | 27.43 | 139,135 | +0.01(+0.04%) |
| Jun 30, 2012 | 27.25 | 27.42 | 27.12 | 27.42 | 242,842 | -0.03(-0.11%) |
| Jun 29, 2012 | 27.25 | 27.45 | 27.12 | 27.45 | 280,723 | +1.14(+4.33%) |
| Jun 28, 2012 | 26.27 | 26.32 | 25.89 | 26.31 | 167,717 | -0.22(-0.83%) |
| Jun 27, 2012 | 26.50 | 26.69 | 26.37 | 26.53 | 156,101 | +0.43(+1.65%) |
| Jun 26, 2012 | 26.03 | 26.25 | 25.91 | 26.10 | 240,173 | +0.36(+1.40%) |
| Jun 25, 2012 | 25.84 | 25.84 | 25.57 | 25.74 | 154,295 | -0.43(-1.64%) |
| Jun 22, 2012 | 26.21 | 26.30 | 25.97 | 26.17 | 193,256 | +0.36(+1.39%) |
| Jun 21, 2012 | 26.32 | 26.45 | 25.76 | 25.81 | 325,076 | -0.76(-2.86%) |
| Jun 20, 2012 | 26.58 | 26.61 | 26.18 | 26.57 | 989,142 | +0.12(+0.45%) |
| Jun 19, 2012 | 26.32 | 26.55 | 26.15 | 26.45 | 768,805 | +0.38(+1.46%) |
| Jun 18, 2012 | 26.05 | 26.15 | 25.97 | 26.07 | 630,242 | +0.13(+0.50%) |
| Jun 15, 2012 | 25.85 | 25.95 | 25.62 | 25.94 | 378,516 | +0.26(+1.01%) |
| Jun 14, 2012 | 25.72 | 25.84 | 25.42 | 25.68 | 256,624 | -0.08(-0.31%) |
| Jun 13, 2012 | 25.99 | 26.16 | 25.68 | 25.76 | 765,043 | -0.16(-0.62%) |
| Jun 12, 2012 | 25.97 | 26.06 | 25.74 | 25.92 | 566,907 | +0.30(+1.17%) |
| Jun 11, 2012 | 26.22 | 26.22 | 25.60 | 25.62 | 355,783 | -0.45(-1.73%) |
| Jun 08, 2012 | 25.84 | 26.07 | 25.70 | 26.07 | 203,081 | +0.03(+0.12%) |
| Jun 07, 2012 | 26.35 | 26.50 | 26.04 | 26.04 | 365,276 | -0.13(-0.50%) |
| Jun 06, 2012 | 25.62 | 26.21 | 25.61 | 26.17 | 642,000 | +1.44(+5.82%) |
| Jun 05, 2012 | 24.68 | 24.87 | 24.58 | 24.73 | 868,334 | +0.27(+1.10%) |
| Jun 04, 2012 | 24.55 | 24.79 | 24.20 | 24.46 | 599,451 | -0.46(-1.85%) |
| Jun 02, 2012 | 25.31 | 25.40 | 24.84 | 24.92 | 1,017,792 | +0.00(+0.00%) |
| Jun 01, 2012 | 25.31 | 25.40 | 24.84 | 24.92 | 1,017,792 | -0.39(-1.54%) |
| May 31, 2012 | 25.42 | 25.55 | 25.08 | 25.31 | 593,790 | -0.32(-1.25%) |
| May 30, 2012 | 25.88 | 25.88 | 25.33 | 25.63 | 623,281 | -0.16(-0.62%) |
| May 29, 2012 | 26.02 | 26.03 | 25.63 | 25.79 | 682,108 | +0.54(+2.14%) |
| May 25, 2012 | 26.09 | 26.14 | 25.18 | 25.25 | 2,137,829 | -1.56(-5.82%) |
| May 24, 2012 | 27.20 | 27.20 | 26.62 | 26.81 | 662,541 | -0.48(-1.76%) |
| May 23, 2012 | 27.06 | 27.33 | 26.81 | 27.29 | 511,923 | -0.14(-0.51%) |
| May 22, 2012 | 27.32 | 27.72 | 27.23 | 27.43 | 320,251 | +0.25(+0.92%) |
| May 21, 2012 | 26.78 | 27.20 | 26.76 | 27.18 | 431,189 | +0.46(+1.72%) |
| May 18, 2012 | 26.91 | 27.15 | 26.61 | 26.72 | 514,084 | -0.39(-1.44%) |
| May 17, 2012 | 27.34 | 27.45 | 27.08 | 27.11 | 568,541 | -0.17(-0.62%) |
| May 16, 2012 | 27.69 | 27.69 | 27.26 | 27.28 | 460,309 | -0.41(-1.48%) |
| May 15, 2012 | 27.92 | 28.03 | 27.66 | 27.69 | 803,620 | -0.29(-1.04%) |
| May 14, 2012 | 28.13 | 28.21 | 27.98 | 27.98 | 564,742 | -0.58(-2.03%) |
| May 11, 2012 | 28.67 | 28.91 | 28.56 | 28.56 | 277,281 | -0.24(-0.83%) |
| May 10, 2012 | 28.97 | 28.97 | 28.74 | 28.80 | 671,206 | +0.03(+0.10%) |
| May 09, 2012 | 28.77 | 28.95 | 28.58 | 28.77 | 904,542 | -0.45(-1.54%) |
| May 08, 2012 | 29.23 | 29.41 | 28.94 | 29.22 | 269,869 | -0.29(-0.98%) |
| May 07, 2012 | 29.37 | 29.59 | 29.23 | 29.51 | 270,380 | +0.03(+0.10%) |
| May 04, 2012 | 29.52 | 29.63 | 29.39 | 29.48 | 606,967 | -0.12(-0.41%) |
| May 03, 2012 | 29.81 | 29.87 | 29.50 | 29.60 | 563,169 | -0.28(-0.94%) |
| May 02, 2012 | 29.60 | 29.92 | 29.51 | 29.88 | 1,042,204 | +0.04(+0.13%) |
| May 01, 2012 | 29.56 | 29.98 | 29.56 | 29.84 | 255,843 | +0.27(+0.91%) |
| Apr 30, 2012 | 29.56 | 29.67 | 29.44 | 29.57 | 279,584 | -0.16(-0.54%) |
| Apr 27, 2012 | 29.76 | 29.78 | 29.50 | 29.73 | 415,218 | +0.02(+0.07%) |
| Apr 26, 2012 | 29.44 | 29.76 | 29.44 | 29.71 | 241,293 | +0.27(+0.92%) |
| Apr 25, 2012 | 29.47 | 29.53 | 29.32 | 29.44 | 230,322 | +0.09(+0.31%) |
| Apr 24, 2012 | 29.47 | 29.53 | 29.35 | 29.35 | 277,389 | -0.05(-0.17%) |
| Apr 23, 2012 | 29.42 | 29.49 | 29.18 | 29.40 | 329,898 | -0.34(-1.14%) |
| Apr 20, 2012 | 29.63 | 29.93 | 29.63 | 29.74 | 182,457 | +0.43(+1.47%) |
| Apr 19, 2012 | 29.54 | 29.63 | 29.23 | 29.31 | 140,090 | -0.20(-0.68%) |
| Apr 18, 2012 | 29.62 | 29.71 | 29.43 | 29.51 | 181,841 | -0.27(-0.91%) |
| Apr 17, 2012 | 29.57 | 29.82 | 29.48 | 29.78 | 151,457 | +0.51(+1.74%) |
| Apr 16, 2012 | 29.48 | 29.56 | 29.18 | 29.27 | 248,003 | -0.21(-0.71%) |
| Apr 13, 2012 | 29.83 | 29.83 | 29.44 | 29.48 | 268,101 | -0.53(-1.77%) |
| Apr 12, 2012 | 29.69 | 30.02 | 29.60 | 30.01 | 199,157 | +0.64(+2.18%) |
| Apr 11, 2012 | 29.47 | 29.65 | 29.34 | 29.37 | 299,229 | +0.14(+0.48%) |
| Apr 10, 2012 | 29.68 | 29.78 | 29.21 | 29.23 | 308,468 | -0.69(-2.31%) |
| Apr 09, 2012 | 29.78 | 30.00 | 29.72 | 29.92 | 77,204 | -0.31(-1.03%) |
| Apr 05, 2012 | 29.93 | 30.35 | 29.91 | 30.23 | 141,247 | +0.35(+1.17%) |
| Apr 04, 2012 | 29.94 | 29.94 | 29.66 | 29.88 | 291,534 | -0.79(-2.58%) |
| Apr 03, 2012 | 30.69 | 30.90 | 30.51 | 30.67 | 418,245 | +0.10(+0.33%) |
| Apr 02, 2012 | 30.01 | 30.61 | 30.01 | 30.57 | 389,701 | +0.71(+2.38%) |
| Mar 30, 2012 | 29.81 | 29.87 | 29.60 | 29.86 | 142,202 | +0.46(+1.56%) |
| Mar 29, 2012 | 29.30 | 29.48 | 29.07 | 29.40 | 370,222 | +0.10(+0.34%) |
| Mar 28, 2012 | 29.66 | 29.66 | 29.25 | 29.30 | 272,795 | -0.17(-0.58%) |
| Mar 27, 2012 | 29.58 | 29.69 | 29.40 | 29.47 | 209,035 | -0.20(-0.67%) |
| Mar 26, 2012 | 29.45 | 29.67 | 29.25 | 29.67 | 319,628 | +0.43(+1.47%) |
| Mar 23, 2012 | 29.07 | 29.27 | 28.99 | 29.24 | 331,907 | +0.24(+0.83%) |
| Mar 22, 2012 | 29.24 | 29.29 | 28.83 | 29.00 | 265,783 | -0.20(-0.68%) |
| Mar 21, 2012 | 29.03 | 29.36 | 29.03 | 29.20 | 133,684 | +0.13(+0.45%) |
| Mar 20, 2012 | 29.12 | 29.31 | 29.03 | 29.07 | 178,026 | -0.65(-2.19%) |
| Mar 19, 2012 | 29.45 | 29.89 | 29.33 | 29.72 | 338,843 | +0.15(+0.51%) |
| Mar 16, 2012 | 29.63 | 29.64 | 29.53 | 29.57 | 221,992 | -0.08(-0.27%) |
| Mar 15, 2012 | 29.55 | 29.70 | 29.40 | 29.65 | 174,419 | +0.13(+0.44%) |
| Mar 14, 2012 | 29.63 | 29.75 | 29.44 | 29.52 | 333,450 | -0.05(-0.17%) |
| Mar 13, 2012 | 29.19 | 29.64 | 29.13 | 29.57 | 505,860 | +0.39(+1.34%) |
| Mar 12, 2012 | 29.11 | 29.23 | 28.95 | 29.18 | 498,365 | -0.10(-0.34%) |
| Mar 09, 2012 | 29.14 | 29.34 | 29.11 | 29.28 | 168,310 | +0.10(+0.34%) |
| Mar 08, 2012 | 29.04 | 29.24 | 28.95 | 29.18 | 215,494 | +0.45(+1.57%) |
| Mar 07, 2012 | 28.65 | 28.76 | 28.45 | 28.73 | 262,728 | +0.31(+1.09%) |
| Mar 06, 2012 | 28.58 | 28.75 | 28.27 | 28.42 | 2,466,358 | -0.68(-2.34%) |
| Mar 05, 2012 | 29.42 | 29.55 | 29.07 | 29.10 | 300,734 | -0.48(-1.62%) |
| Mar 02, 2012 | 29.59 | 29.62 | 29.44 | 29.58 | 293,643 | +0.12(+0.41%) |
| Mar 01, 2012 | 29.48 | 29.48 | 29.26 | 29.46 | 336,865 | +0.06(+0.20%) |
| Feb 29, 2012 | 29.41 | 29.76 | 29.26 | 29.40 | 337,532 | +0.56(+1.94%) |
| Feb 28, 2012 | 28.65 | 28.90 | 28.57 | 28.84 | 398,595 | +0.62(+2.20%) |
| Feb 27, 2012 | 28.29 | 28.33 | 28.08 | 28.22 | 494,627 | -0.43(-1.50%) |
| Feb 24, 2012 | 28.77 | 28.77 | 28.55 | 28.65 | 552,358 | -0.70(-2.39%) |
| Feb 23, 2012 | 29.38 | 29.55 | 29.20 | 29.35 | 338,062 | -0.25(-0.84%) |
| Feb 22, 2012 | 29.71 | 29.71 | 29.53 | 29.60 | 650,338 | -0.13(-0.44%) |
| Feb 21, 2012 | 29.98 | 30.03 | 29.68 | 29.73 | 597,883 | -0.17(-0.57%) |
| Feb 17, 2012 | 29.84 | 30.09 | 29.76 | 29.90 | 296,580 | +0.38(+1.29%) |
| Feb 16, 2012 | 29.33 | 29.53 | 29.14 | 29.52 | 311,435 | +0.15(+0.51%) |
| Feb 15, 2012 | 29.68 | 29.71 | 29.30 | 29.37 | 262,756 | -0.19(-0.64%) |
| Feb 14, 2012 | 29.50 | 29.61 | 29.40 | 29.56 | 142,150 | -0.02(-0.07%) |
| Feb 13, 2012 | 29.52 | 29.78 | 29.42 | 29.58 | 341,206 | +0.45(+1.54%) |
| Feb 10, 2012 | 29.31 | 29.35 | 29.02 | 29.13 | 632,872 | -0.90(-3.00%) |
| Feb 09, 2012 | 30.12 | 30.14 | 29.89 | 30.03 | 287,486 | -0.12(-0.40%) |
| Feb 08, 2012 | 30.06 | 30.28 | 29.96 | 30.15 | 379,951 | +0.33(+1.11%) |
| Feb 07, 2012 | 29.85 | 29.85 | 29.57 | 29.82 | 1,203,582 | -0.25(-0.83%) |
| Feb 06, 2012 | 30.12 | 30.20 | 29.91 | 30.07 | 1,046,607 | -0.64(-2.08%) |
| Feb 03, 2012 | 30.69 | 30.83 | 30.50 | 30.71 | 1,023,961 | +0.27(+0.89%) |
| Feb 02, 2012 | 30.38 | 30.55 | 30.34 | 30.44 | 349,758 | +0.27(+0.89%) |
| Feb 01, 2012 | 30.07 | 30.27 | 29.80 | 30.17 | 546,683 | +0.67(+2.27%) |
| Jan 31, 2012 | 29.92 | 29.95 | 29.43 | 29.50 | 304,927 | -0.14(-0.47%) |
| Jan 30, 2012 | 29.42 | 29.73 | 29.31 | 29.64 | 251,464 | -0.47(-1.56%) |
| Jan 27, 2012 | 30.03 | 30.17 | 30.00 | 30.11 | 68,095 | +0.06(+0.20%) |
| Jan 26, 2012 | 30.33 | 30.59 | 30.00 | 30.05 | 574,436 | -0.14(-0.46%) |
| Jan 25, 2012 | 30.13 | 30.30 | 29.72 | 30.19 | 351,050 | -0.25(-0.82%) |
| Jan 24, 2012 | 30.26 | 30.54 | 30.18 | 30.44 | 527,783 | -0.17(-0.56%) |
| Jan 23, 2012 | 30.62 | 30.85 | 30.46 | 30.61 | 293,738 | +0.21(+0.69%) |
| Jan 20, 2012 | 30.41 | 30.46 | 30.22 | 30.40 | 386,497 | -0.26(-0.85%) |
| Jan 19, 2012 | 30.48 | 30.79 | 30.19 | 30.66 | 443,751 | +0.20(+0.66%) |
| Jan 18, 2012 | 29.67 | 30.48 | 29.67 | 30.46 | 459,803 | +1.22(+4.17%) |
| Jan 17, 2012 | 29.51 | 29.55 | 29.15 | 29.24 | 164,458 | +0.17(+0.58%) |
| Jan 13, 2012 | 29.10 | 29.20 | 28.88 | 29.07 | 257,178 | -0.19(-0.65%) |
| Jan 12, 2012 | 29.18 | 29.39 | 29.11 | 29.26 | 161,312 | -0.01(-0.03%) |
| Jan 11, 2012 | 29.29 | 29.37 | 29.14 | 29.27 | 283,675 | -0.30(-1.01%) |
| Jan 10, 2012 | 29.65 | 29.72 | 29.55 | 29.57 | 848,531 | +0.54(+1.86%) |
| Jan 09, 2012 | 29.06 | 29.08 | 28.87 | 29.03 | 356,314 | +0.16(+0.55%) |
| Jan 06, 2012 | 29.02 | 29.12 | 28.76 | 28.87 | 777,887 | -0.44(-1.50%) |
| Jan 05, 2012 | 29.09 | 29.41 | 29.00 | 29.31 | 664,602 | +0.06(+0.21%) |