| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Nov 30, 2012 | 20.80 | 20.80 | 20.17 | 20.61 | 3,240,612 | -0.03(-0.15%) |
| Nov 29, 2012 | 20.17 | 20.82 | 19.88 | 20.64 | 285,583 | +0.56(+2.79%) |
| Nov 28, 2012 | 19.71 | 20.17 | 19.71 | 20.08 | 288,304 | +0.11(+0.55%) |
| Nov 27, 2012 | 19.96 | 20.17 | 19.65 | 19.97 | 256,275 | -0.04(-0.20%) |
| Nov 26, 2012 | 20.35 | 20.53 | 19.49 | 20.01 | 224,490 | -0.39(-1.91%) |
| Nov 24, 2012 | 20.44 | 20.44 | 20.02 | 20.40 | 101,291 | +0.00(+0.00%) |
| Nov 23, 2012 | 20.44 | 20.44 | 20.02 | 20.40 | 101,291 | -0.01(-0.05%) |
| Nov 21, 2012 | 19.81 | 20.42 | 19.81 | 20.41 | 212,669 | +0.43(+2.15%) |
| Nov 20, 2012 | 20.15 | 20.42 | 19.75 | 19.98 | 396,641 | -0.15(-0.75%) |
| Nov 19, 2012 | 19.79 | 20.15 | 19.37 | 20.13 | 593,863 | +0.74(+3.82%) |
| Nov 16, 2012 | 18.70 | 19.43 | 18.59 | 19.39 | 480,039 | +0.72(+3.86%) |
| Nov 15, 2012 | 19.09 | 19.14 | 18.17 | 18.67 | 727,444 | -0.22(-1.16%) |
| Nov 14, 2012 | 19.03 | 19.50 | 18.81 | 18.89 | 567,461 | +0.28(+1.50%) |
| Nov 13, 2012 | 17.97 | 18.92 | 17.95 | 18.61 | 962,915 | +0.59(+3.27%) |
| Nov 12, 2012 | 20.44 | 20.44 | 17.36 | 18.02 | 1,666,828 | -2.26(-11.14%) |
| Nov 09, 2012 | 20.52 | 21.94 | 20.00 | 20.28 | 961,203 | -0.46(-2.22%) |
| Nov 08, 2012 | 21.00 | 21.44 | 20.43 | 20.74 | 262,593 | -0.43(-2.03%) |
| Nov 07, 2012 | 21.67 | 21.69 | 20.90 | 21.17 | 408,051 | -0.71(-3.24%) |
| Nov 06, 2012 | 23.92 | 23.93 | 21.35 | 21.88 | 1,321,944 | -1.94(-8.14%) |
| Nov 05, 2012 | 23.14 | 23.93 | 23.14 | 23.82 | 368,139 | +0.75(+3.25%) |
| Nov 02, 2012 | 23.60 | 23.75 | 22.95 | 23.07 | 177,916 | -0.68(-2.86%) |
| Nov 01, 2012 | 23.35 | 23.94 | 23.35 | 23.75 | 244,749 | +0.43(+1.84%) |
| Oct 31, 2012 | 23.88 | 23.92 | 23.01 | 23.32 | 237,665 | -0.44(-1.85%) |
| Oct 26, 2012 | 23.76 | 23.76 | 23.76 | 0 | +0.02(+0.08%) | |
| Oct 25, 2012 | 23.79 | 23.92 | 23.17 | 23.74 | 345,679 | +0.05(+0.21%) |
| Oct 24, 2012 | 23.23 | 23.75 | 23.23 | 23.69 | 501,186 | +0.56(+2.42%) |
| Oct 23, 2012 | 22.63 | 23.23 | 22.63 | 23.13 | 323,852 | +0.62(+2.75%) |
| Oct 19, 2012 | 21.57 | 22.62 | 21.57 | 22.51 | 422,204 | +0.92(+4.26%) |
| Oct 18, 2012 | 21.98 | 22.31 | 21.41 | 21.59 | 422,442 | -0.31(-1.42%) |
| Oct 17, 2012 | 22.02 | 22.08 | 21.70 | 21.90 | 305,745 | -0.03(-0.14%) |
| Oct 16, 2012 | 21.91 | 22.08 | 21.67 | 21.93 | 373,554 | +0.17(+0.78%) |
| Oct 15, 2012 | 23.02 | 23.02 | 21.66 | 21.76 | 439,134 | -1.26(-5.47%) |
| Oct 12, 2012 | 23.01 | 23.40 | 22.75 | 23.02 | 450,393 | +0.16(+0.70%) |
| Oct 11, 2012 | 23.01 | 23.01 | 22.79 | 22.86 | 215,911 | -0.03(-0.13%) |
| Oct 10, 2012 | 23.28 | 23.38 | 22.73 | 22.89 | 209,874 | -0.35(-1.51%) |
| Oct 09, 2012 | 23.68 | 23.68 | 23.04 | 23.24 | 424,802 | -0.38(-1.61%) |
| Oct 08, 2012 | 23.93 | 23.93 | 23.35 | 23.62 | 387,253 | -0.36(-1.50%) |
| Oct 06, 2012 | 24.29 | 24.29 | 23.78 | 23.98 | 713,818 | +0.00(+0.00%) |
| Oct 05, 2012 | 24.29 | 24.29 | 23.78 | 23.98 | 713,818 | +0.27(+1.14%) |
| Oct 04, 2012 | 24.00 | 24.00 | 23.48 | 23.71 | 171,075 | -0.14(-0.59%) |
| Oct 03, 2012 | 24.15 | 24.15 | 23.63 | 23.85 | 168,790 | -0.17(-0.71%) |
| Oct 02, 2012 | 24.27 | 24.41 | 23.83 | 24.02 | 434,972 | -0.08(-0.33%) |
| Oct 01, 2012 | 24.40 | 24.80 | 23.90 | 24.10 | 556,021 | -0.12(-0.50%) |
| Sep 28, 2012 | 23.45 | 24.45 | 23.33 | 24.22 | 354,964 | +0.70(+2.98%) |
| Sep 27, 2012 | 23.49 | 23.94 | 23.29 | 23.52 | 359,427 | +0.09(+0.38%) |
| Sep 26, 2012 | 23.09 | 23.44 | 22.74 | 23.43 | 367,093 | +0.34(+1.47%) |
| Sep 25, 2012 | 23.36 | 23.36 | 22.95 | 23.09 | 723,701 | -0.10(-0.43%) |
| Sep 24, 2012 | 23.15 | 23.32 | 22.89 | 23.19 | 433,434 | -0.07(-0.30%) |
| Sep 21, 2012 | 23.50 | 23.56 | 23.08 | 23.26 | 892,070 | +0.02(+0.09%) |
| Sep 20, 2012 | 22.99 | 23.50 | 22.83 | 23.24 | 537,834 | +0.12(+0.52%) |
| Sep 19, 2012 | 22.85 | 23.27 | 22.82 | 23.12 | 597,063 | +0.05(+0.22%) |
| Sep 18, 2012 | 23.61 | 23.64 | 21.80 | 23.07 | 2,581,826 | -1.80(-7.24%) |
| Sep 17, 2012 | 24.16 | 24.93 | 23.96 | 24.87 | 230,887 | +0.72(+2.98%) |
| Sep 14, 2012 | 24.10 | 24.37 | 23.77 | 24.15 | 278,126 | +0.05(+0.21%) |
| Sep 13, 2012 | 23.35 | 24.39 | 23.08 | 24.10 | 610,447 | +0.82(+3.52%) |
| Sep 12, 2012 | 23.48 | 23.55 | 22.92 | 23.28 | 3,723,778 | +0.26(+1.13%) |
| Sep 11, 2012 | 23.00 | 23.51 | 22.73 | 23.02 | 164,230 | -0.20(-0.86%) |
| Sep 10, 2012 | 22.93 | 23.25 | 22.83 | 23.22 | 187,043 | +0.19(+0.83%) |
| Sep 07, 2012 | 21.17 | 23.06 | 21.16 | 23.03 | 196,431 | +1.18(+5.40%) |
| Sep 06, 2012 | 21.13 | 21.92 | 21.13 | 21.85 | 256,821 | +0.80(+3.80%) |
| Sep 05, 2012 | 21.31 | 21.53 | 20.81 | 21.05 | 151,467 | -0.35(-1.64%) |
| Sep 04, 2012 | 21.13 | 21.62 | 21.06 | 21.40 | 88,726 | +0.23(+1.09%) |
| Aug 31, 2012 | 20.99 | 21.20 | 20.51 | 21.17 | 50,300 | +0.37(+1.78%) |
| Aug 30, 2012 | 20.79 | 20.93 | 20.54 | 20.80 | 89,563 | -0.03(-0.14%) |
| Aug 29, 2012 | 20.73 | 20.95 | 20.70 | 20.83 | 81,785 | -0.74(-3.43%) |
| Aug 27, 2012 | 21.03 | 21.78 | 20.89 | 21.57 | 278,767 | +0.81(+3.90%) |
| Aug 24, 2012 | 20.50 | 21.06 | 20.42 | 20.76 | 183,362 | +0.25(+1.22%) |
| Aug 23, 2012 | 20.28 | 20.75 | 19.99 | 20.51 | 272,969 | +0.21(+1.03%) |
| Aug 22, 2012 | 20.86 | 20.89 | 19.87 | 20.30 | 671,463 | -0.63(-3.01%) |
| Aug 21, 2012 | 21.41 | 21.47 | 20.52 | 20.93 | 358,050 | -0.39(-1.83%) |
| Aug 20, 2012 | 22.04 | 22.04 | 21.15 | 21.32 | 146,501 | -0.80(-3.62%) |
| Aug 17, 2012 | 22.59 | 22.59 | 21.95 | 22.12 | 149,619 | -0.39(-1.73%) |
| Aug 16, 2012 | 21.96 | 22.54 | 21.72 | 22.51 | 200,043 | +0.49(+2.23%) |
| Aug 15, 2012 | 22.79 | 23.11 | 21.75 | 22.02 | 454,766 | -0.82(-3.59%) |
| Aug 14, 2012 | 23.97 | 24.08 | 22.79 | 22.84 | 347,213 | -1.07(-4.48%) |
| Aug 13, 2012 | 24.45 | 24.55 | 23.18 | 23.91 | 416,257 | -0.46(-1.89%) |
| Aug 11, 2012 | 24.43 | 24.88 | 23.75 | 24.37 | 687,575 | +0.00(+0.00%) |
| Aug 10, 2012 | 24.43 | 24.88 | 23.75 | 24.37 | 687,575 | +1.51(+6.61%) |
| Aug 09, 2012 | 22.60 | 22.92 | 22.22 | 22.86 | 220,284 | +0.27(+1.20%) |
| Aug 08, 2012 | 22.52 | 22.91 | 22.39 | 22.59 | 54,120 | +0.03(+0.13%) |
| Aug 07, 2012 | 22.09 | 22.67 | 21.99 | 22.56 | 123,644 | +0.62(+2.83%) |
| Aug 06, 2012 | 21.62 | 22.22 | 21.62 | 21.94 | 55,848 | +0.42(+1.95%) |
| Aug 03, 2012 | 21.90 | 21.93 | 21.22 | 21.52 | 284,892 | -0.21(-0.97%) |
| Aug 02, 2012 | 21.92 | 22.02 | 21.17 | 21.73 | 188,506 | -0.28(-1.27%) |
| Aug 01, 2012 | 22.86 | 22.89 | 21.96 | 22.01 | 85,002 | -0.79(-3.46%) |
| Jul 31, 2012 | 23.46 | 23.64 | 22.62 | 22.80 | 103,975 | -0.67(-2.85%) |
| Jul 30, 2012 | 24.45 | 24.53 | 23.45 | 23.47 | 178,150 | -1.01(-4.13%) |
| Jul 27, 2012 | 23.09 | 24.62 | 22.71 | 24.48 | 158,246 | +1.51(+6.57%) |
| Jul 26, 2012 | 22.10 | 23.21 | 21.76 | 22.97 | 137,834 | +1.17(+5.37%) |
| Jul 25, 2012 | 22.02 | 22.34 | 21.60 | 21.80 | 89,516 | +0.13(+0.60%) |
| Jul 24, 2012 | 21.70 | 22.01 | 21.41 | 21.67 | 68,219 | +0.01(+0.05%) |
| Jul 23, 2012 | 20.75 | 22.10 | 20.53 | 21.66 | 75,380 | +0.51(+2.41%) |
| Jul 20, 2012 | 21.48 | 21.61 | 20.97 | 21.15 | 111,307 | -0.49(-2.26%) |
| Jul 19, 2012 | 21.97 | 21.97 | 21.38 | 21.64 | 24,659 | -0.23(-1.05%) |
| Jul 18, 2012 | 22.03 | 22.28 | 21.78 | 21.87 | 38,702 | -0.13(-0.59%) |
| Jul 17, 2012 | 21.98 | 22.38 | 21.89 | 22.00 | 58,282 | +0.14(+0.64%) |
| Jul 16, 2012 | 22.70 | 22.95 | 21.76 | 21.86 | 59,571 | -0.86(-3.79%) |
| Jul 14, 2012 | 22.41 | 22.77 | 22.41 | 22.72 | 59,623 | +0.00(+0.00%) |
| Jul 13, 2012 | 22.41 | 22.77 | 22.41 | 22.72 | 58,946 | +0.54(+2.43%) |
| Jul 12, 2012 | 21.75 | 22.43 | 21.69 | 22.18 | 86,585 | +0.20(+0.91%) |
| Jul 11, 2012 | 21.82 | 22.07 | 21.48 | 21.98 | 105,007 | +0.09(+0.41%) |
| Jul 10, 2012 | 22.20 | 22.55 | 21.53 | 21.89 | 101,351 | -0.11(-0.50%) |
| Jul 09, 2012 | 21.87 | 22.13 | 21.67 | 22.00 | 68,837 | +0.07(+0.32%) |
| Jul 06, 2012 | 22.52 | 22.54 | 21.49 | 21.93 | 91,657 | -0.82(-3.60%) |
| Jul 05, 2012 | 22.26 | 22.92 | 22.18 | 22.75 | 86,102 | +0.41(+1.84%) |
| Jul 03, 2012 | 21.65 | 22.37 | 21.65 | 22.34 | 39,832 | +0.71(+3.28%) |
| Jul 02, 2012 | 21.89 | 21.89 | 21.29 | 21.63 | 119,817 | -0.17(-0.78%) |
| Jun 30, 2012 | 21.17 | 22.00 | 20.99 | 21.80 | 69,448 | -0.06(-0.27%) |
| Jun 29, 2012 | 21.17 | 22.00 | 20.99 | 21.86 | 82,779 | +0.88(+4.19%) |
| Jun 28, 2012 | 20.76 | 20.99 | 20.01 | 20.98 | 78,414 | +0.15(+0.72%) |
| Jun 27, 2012 | 21.31 | 21.98 | 20.34 | 20.83 | 157,804 | -0.42(-1.98%) |
| Jun 26, 2012 | 21.06 | 21.44 | 20.64 | 21.25 | 124,653 | +0.21(+1.00%) |
| Jun 25, 2012 | 20.85 | 21.67 | 19.94 | 21.04 | 251,323 | -0.37(-1.73%) |
| Jun 22, 2012 | 22.00 | 22.23 | 21.01 | 21.41 | 1,304,404 | -0.38(-1.74%) |
| Jun 21, 2012 | 22.02 | 22.02 | 20.98 | 21.79 | 338,876 | -0.27(-1.22%) |
| Jun 20, 2012 | 23.27 | 23.36 | 22.03 | 22.06 | 150,272 | -1.41(-6.01%) |
| Jun 19, 2012 | 22.05 | 23.50 | 22.04 | 23.47 | 171,339 | +1.41(+6.39%) |
| Jun 18, 2012 | 21.92 | 22.47 | 21.92 | 22.06 | 120,334 | -0.11(-0.50%) |
| Jun 15, 2012 | 21.19 | 22.17 | 21.19 | 22.17 | 164,428 | +0.95(+4.48%) |
| Jun 14, 2012 | 20.58 | 21.29 | 20.34 | 21.22 | 85,318 | +0.42(+2.02%) |
| Jun 13, 2012 | 20.85 | 21.43 | 20.67 | 20.80 | 151,339 | -0.03(-0.14%) |
| Jun 12, 2012 | 20.85 | 21.17 | 20.26 | 20.83 | 229,291 | -0.08(-0.38%) |
| Jun 11, 2012 | 21.85 | 22.09 | 20.64 | 20.91 | 440,984 | -0.59(-2.74%) |
| Jun 08, 2012 | 21.87 | 21.87 | 20.92 | 21.50 | 341,452 | -0.26(-1.19%) |
| Jun 07, 2012 | 22.53 | 22.53 | 21.38 | 21.76 | 221,810 | -0.54(-2.42%) |
| Jun 06, 2012 | 21.78 | 22.42 | 21.23 | 22.30 | 240,144 | +0.66(+3.05%) |
| Jun 05, 2012 | 21.45 | 21.78 | 20.91 | 21.64 | 228,887 | +0.09(+0.42%) |
| Jun 04, 2012 | 19.28 | 22.03 | 18.82 | 21.55 | 487,375 | +2.25(+11.66%) |
| Jun 02, 2012 | 19.50 | 19.73 | 18.53 | 19.30 | 316,843 | +0.00(+0.00%) |
| Jun 01, 2012 | 19.50 | 19.73 | 18.53 | 19.30 | 324,828 | -0.51(-2.57%) |
| May 31, 2012 | 19.60 | 20.08 | 19.06 | 19.81 | 279,808 | +0.18(+0.92%) |
| May 30, 2012 | 20.18 | 20.30 | 19.63 | 19.63 | 145,986 | -0.65(-3.21%) |
| May 29, 2012 | 20.60 | 20.77 | 19.99 | 20.28 | 344,284 | -0.32(-1.55%) |
| May 25, 2012 | 20.83 | 20.86 | 20.34 | 20.60 | 137,139 | -0.20(-0.96%) |
| May 24, 2012 | 21.07 | 21.65 | 20.61 | 20.80 | 246,920 | -0.16(-0.76%) |
| May 23, 2012 | 21.70 | 21.80 | 20.77 | 20.96 | 691,442 | -0.90(-4.12%) |
| May 22, 2012 | 23.08 | 23.57 | 21.45 | 21.86 | 586,359 | -1.31(-5.65%) |
| May 21, 2012 | 23.52 | 23.87 | 22.93 | 23.17 | 181,776 | -0.36(-1.53%) |
| May 18, 2012 | 24.00 | 24.01 | 23.13 | 23.53 | 160,614 | -0.36(-1.51%) |
| May 17, 2012 | 24.66 | 24.68 | 23.36 | 23.89 | 220,129 | -0.48(-1.97%) |
| May 16, 2012 | 26.00 | 26.16 | 23.70 | 24.37 | 329,034 | -1.62(-6.23%) |
| May 15, 2012 | 25.67 | 26.04 | 25.29 | 25.99 | 109,618 | +0.39(+1.52%) |
| May 14, 2012 | 25.48 | 26.20 | 25.35 | 25.60 | 171,365 | +0.11(+0.43%) |
| May 11, 2012 | 24.95 | 26.08 | 24.95 | 25.49 | 463,863 | +1.27(+5.24%) |
| May 10, 2012 | 23.85 | 25.15 | 23.71 | 24.22 | 216,602 | +0.37(+1.55%) |
| May 09, 2012 | 24.69 | 24.95 | 23.57 | 23.85 | 292,651 | -1.09(-4.37%) |
| May 08, 2012 | 25.37 | 25.73 | 23.61 | 24.94 | 158,490 | -0.54(-2.12%) |
| May 07, 2012 | 25.23 | 25.51 | 25.21 | 25.48 | 73,790 | +0.09(+0.35%) |
| May 04, 2012 | 25.52 | 25.94 | 25.00 | 25.39 | 86,701 | -0.28(-1.09%) |
| May 03, 2012 | 26.67 | 26.69 | 25.17 | 25.67 | 133,822 | -1.15(-4.29%) |
| May 02, 2012 | 26.12 | 27.25 | 26.01 | 26.82 | 124,538 | +0.32(+1.21%) |
| May 01, 2012 | 27.33 | 27.84 | 26.19 | 26.50 | 289,867 | -0.51(-1.89%) |
| Apr 30, 2012 | 26.57 | 27.91 | 26.57 | 27.01 | 253,195 | +0.04(+0.15%) |
| Apr 27, 2012 | 26.26 | 27.23 | 25.79 | 26.97 | 100,287 | +0.86(+3.29%) |
| Apr 26, 2012 | 24.93 | 26.11 | 24.59 | 26.11 | 133,371 | +1.19(+4.78%) |
| Apr 25, 2012 | 24.73 | 25.00 | 24.00 | 24.92 | 95,586 | +0.53(+2.17%) |
| Apr 24, 2012 | 23.96 | 24.66 | 23.94 | 24.39 | 149,637 | +0.33(+1.37%) |
| Apr 23, 2012 | 24.33 | 24.49 | 23.51 | 24.06 | 59,335 | -0.43(-1.76%) |
| Apr 20, 2012 | 24.51 | 24.98 | 24.11 | 24.49 | 123,202 | -0.23(-0.93%) |
| Apr 19, 2012 | 25.03 | 25.10 | 24.32 | 24.72 | 141,298 | -0.41(-1.63%) |
| Apr 18, 2012 | 24.27 | 25.67 | 24.20 | 25.13 | 115,477 | +0.79(+3.25%) |
| Apr 17, 2012 | 23.50 | 24.39 | 23.50 | 24.34 | 122,873 | +0.93(+3.97%) |
| Apr 16, 2012 | 23.10 | 23.75 | 23.00 | 23.41 | 194,876 | +0.35(+1.52%) |
| Apr 13, 2012 | 23.82 | 24.09 | 23.00 | 23.06 | 166,557 | -0.92(-3.84%) |
| Apr 12, 2012 | 23.95 | 24.20 | 23.75 | 23.98 | 244,170 | +0.09(+0.38%) |
| Apr 11, 2012 | 24.75 | 24.75 | 23.85 | 23.89 | 188,457 | -0.60(-2.45%) |
| Apr 10, 2012 | 25.85 | 25.97 | 24.23 | 24.49 | 340,202 | -1.14(-4.45%) |
| Apr 09, 2012 | 25.49 | 25.86 | 25.00 | 25.63 | 259,942 | +0.07(+0.27%) |
| Apr 05, 2012 | 25.20 | 26.16 | 25.16 | 25.56 | 356,576 | +0.40(+1.59%) |
| Apr 04, 2012 | 25.77 | 26.01 | 25.10 | 25.16 | 323,370 | -0.86(-3.31%) |
| Apr 03, 2012 | 26.20 | 26.84 | 25.90 | 26.02 | 309,794 | -0.47(-1.77%) |
| Apr 02, 2012 | 26.00 | 26.73 | 25.77 | 26.49 | 275,568 | +0.49(+1.88%) |
| Mar 30, 2012 | 25.97 | 27.18 | 25.97 | 26.00 | 379,921 | -0.05(-0.19%) |
| Mar 29, 2012 | 26.00 | 27.00 | 25.51 | 26.05 | 294,012 | -0.11(-0.42%) |
| Mar 28, 2012 | 27.50 | 27.85 | 24.80 | 26.16 | 566,903 | -1.19(-4.35%) |
| Mar 27, 2012 | 27.50 | 28.08 | 26.88 | 27.35 | 512,649 | +0.50(+1.86%) |
| Mar 26, 2012 | 27.78 | 28.75 | 26.40 | 26.85 | 752,681 | +0.53(+2.01%) |
| Mar 23, 2012 | 25.70 | 29.88 | 24.64 | 26.32 | 1,692,282 | +1.21(+4.82%) |