Historical Prices

Date Open High Low Close Volume Change (%)
Mar 30, 2012 20.46 20.55 20.32 20.35 1,893,301 +0.02(+0.10%)
Mar 29, 2012 20.11 20.44 19.99 20.33 903,734 +0.13(+0.66%)
Mar 28, 2012 20.23 20.26 20.04 20.20 912,189 -0.03(-0.14%)
Mar 27, 2012 20.17 20.32 20.09 20.23 978,806 +0.08(+0.39%)
Mar 26, 2012 20.21 20.28 20.04 20.15 678,599 +0.13(+0.67%)
Mar 23, 2012 20.02 20.15 19.85 20.02 660,793 +0.04(+0.21%)
Mar 22, 2012 20.20 20.20 19.86 19.97 713,902 -0.30(-1.50%)
Mar 21, 2012 20.59 20.62 20.28 20.28 886,548 -0.30(-1.44%)
Mar 20, 2012 20.61 20.72 20.51 20.57 716,872 -0.10(-0.48%)
Mar 19, 2012 20.33 20.79 20.27 20.67 1,057,633 +0.32(+1.60%)
Mar 16, 2012 20.12 20.39 20.11 20.35 1,132,965 +0.16(+0.81%)
Mar 15, 2012 20.45 20.45 20.11 20.19 1,329,214 -0.23(-1.14%)
Mar 14, 2012 20.59 20.71 20.32 20.42 1,042,373 -0.16(-0.76%)
Mar 13, 2012 20.07 20.60 20.07 20.57 1,300,812 +0.58(+2.90%)
Mar 12, 2012 19.90 20.10 19.90 19.99 597,544 +0.08(+0.39%)
Mar 09, 2012 19.90 20.13 19.79 19.92 955,005 +0.06(+0.32%)
Mar 08, 2012 20.04 20.07 19.75 19.85 1,043,993 -0.08(-0.39%)
Mar 07, 2012 20.19 20.26 19.82 19.93 921,072 -0.16(-0.77%)
Mar 06, 2012 19.99 20.32 19.99 20.09 1,643,008 -0.06(-0.32%)
Mar 05, 2012 20.03 20.26 19.97 20.15 881,926 +0.14(+0.71%)
Mar 02, 2012 20.25 20.33 19.98 20.01 952,533 -0.20(-1.01%)
Mar 01, 2012 20.21 20.39 20.12 20.21 793,883 +0.01(+0.07%)
Feb 29, 2012 20.11 20.38 20.09 20.20 1,768,978 +0.16(+0.81%)
Feb 28, 2012 20.28 20.33 19.99 20.04 1,258,051 -0.19(-0.94%)
Feb 27, 2012 20.05 20.26 19.86 20.23 858,154 +0.05(+0.24%)
Feb 24, 2012 20.28 20.33 20.06 20.18 860,058 +0.01(+0.07%)
Feb 23, 2012 19.74 20.19 19.66 20.16 1,311,278 +0.47(+2.37%)
Feb 22, 2012 20.05 20.17 19.66 19.70 1,252,341 -0.36(-1.80%)
Feb 21, 2012 20.40 20.43 19.90 20.06 1,272,942 -0.28(-1.35%)
Feb 17, 2012 20.48 20.49 20.22 20.33 971,595 -0.06(-0.28%)
Feb 16, 2012 20.19 20.55 20.19 20.39 1,088,866 +0.20(+0.98%)
Feb 15, 2012 20.19 20.37 20.08 20.19 951,892 -0.03(-0.14%)
Feb 14, 2012 20.47 20.47 20.11 20.22 1,224,511 -0.36(-1.75%)
Feb 13, 2012 20.56 20.64 20.28 20.58 847,580 +0.25(+1.25%)
Feb 10, 2012 20.22 20.48 20.16 20.33 1,074,510 -0.12(-0.59%)
Feb 09, 2012 20.86 20.86 20.35 20.45 1,243,612 -0.41(-1.96%)
Feb 08, 2012 20.62 21.05 20.62 20.86 1,476,672 +0.23(+1.13%)
Feb 07, 2012 20.64 20.86 20.54 20.62 1,259,376 -0.05(-0.24%)
Feb 06, 2012 20.64 20.77 20.50 20.67 1,180,020 -0.01(-0.07%)
Feb 03, 2012 20.56 20.73 20.43 20.69 1,378,514 +0.30(+1.45%)
Feb 02, 2012 20.64 20.64 20.33 20.39 1,268,248 -0.25(-1.20%)
Feb 01, 2012 20.40 20.80 20.35 20.64 2,343,585 +0.32(+1.60%)
Jan 31, 2012 20.18 20.31 20.02 20.31 1,519,794 +0.25(+1.27%)
Jan 30, 2012 20.17 20.33 20.03 20.06 962,050 -0.28(-1.35%)
Jan 27, 2012 20.17 20.46 20.13 20.33 985,570 +0.08(+0.42%)
Jan 26, 2012 20.43 20.51 20.13 20.25 706,838 -0.04(-0.21%)
Jan 25, 2012 20.07 20.32 19.99 20.29 852,768 +0.23(+1.13%)
Jan 24, 2012 19.81 20.14 19.75 20.07 1,259,960 +0.12(+0.60%)
Jan 23, 2012 19.94 20.16 19.83 19.95 1,113,901 +0.01(+0.04%)
Jan 20, 2012 19.49 19.94 19.47 19.94 1,596,770 +0.49(+2.51%)
Jan 19, 2012 19.19 19.50 19.14 19.45 1,028,870 +0.25(+1.32%)
Jan 18, 2012 18.70 19.21 18.70 19.20 1,184,056 +0.45(+2.37%)
Jan 17, 2012 18.70 18.89 18.62 18.75 1,084,607 +0.18(+0.99%)
Jan 13, 2012 18.68 18.75 18.48 18.57 1,141,439 -0.20(-1.05%)
Jan 12, 2012 18.84 18.84 18.52 18.77 1,908,833 -0.04(-0.19%)
Jan 11, 2012 18.45 18.94 18.36 18.80 2,138,959 +0.30(+1.60%)
Jan 10, 2012 18.53 18.71 18.50 18.50 1,205,872 +0.18(+1.00%)
Jan 09, 2012 18.37 18.46 18.21 18.32 1,170,157 +0.01(+0.04%)
Jan 06, 2012 18.44 18.55 18.20 18.31 1,188,702 -0.04(-0.23%)
Jan 05, 2012 18.35 18.48 18.14 18.36 2,002,735 -0.02(-0.12%)
Jan 04, 2012 18.56 18.82 18.31 18.38 868,238 -0.16(-0.84%)
Dec 30, 2011 18.60 18.65 18.50 18.53 1,043,402 -0.06(-0.30%)
Dec 29, 2011 18.54 18.67 18.47 18.59 875,739 +0.13(+0.71%)
Dec 28, 2011 18.82 18.82 18.37 18.46 1,365,460 -0.26(-1.41%)
Dec 27, 2011 18.72 19.04 18.60 18.72 615,074 +0.00(+0.00%)
Dec 23, 2011 18.83 18.89 18.62 18.72 495,068 +0.22(+1.20%)
Dec 21, 2011 18.37 18.50 18.27 18.50 1,196,742 +0.06(+0.30%)
Dec 20, 2011 18.05 18.52 18.00 18.44 1,377,189 +0.62(+3.47%)
Dec 19, 2011 18.10 18.12 17.76 17.82 1,040,029 -0.13(-0.73%)
Dec 16, 2011 17.79 18.09 17.76 17.96 1,740,782 +0.27(+1.53%)
Dec 15, 2011 17.60 17.76 17.53 17.69 1,317,047 +0.24(+1.39%)
Dec 14, 2011 17.38 17.76 17.36 17.44 1,406,217 -0.09(-0.52%)
Dec 13, 2011 17.90 18.13 17.41 17.53 818,767 -0.26(-1.44%)
Dec 12, 2011 17.89 17.94 17.61 17.79 1,679,303 -0.33(-1.80%)
Dec 09, 2011 17.76 18.24 17.67 18.12 1,656,319 +0.46(+2.60%)
Dec 08, 2011 17.98 18.01 17.62 17.66 1,426,552 -0.44(-2.45%)
Dec 07, 2011 17.81 18.12 17.62 18.10 2,080,087 +0.24(+1.36%)
Dec 06, 2011 18.00 18.00 17.82 17.86 563,081 -0.10(-0.58%)
Dec 05, 2011 17.85 18.09 17.73 17.96 1,340,474 +0.29(+1.65%)
Dec 02, 2011 17.69 18.05 17.62 17.67 1,729,636 +0.21(+1.19%)
Dec 01, 2011 17.60 17.60 17.32 17.46 1,205,189 -0.23(-1.30%)
Nov 30, 2011 17.52 17.70 17.42 17.69 2,469,499 +0.70(+4.13%)
Nov 29, 2011 17.19 17.26 16.94 16.99 810,466 -0.15(-0.89%)
Nov 28, 2011 17.51 17.55 16.98 17.14 1,235,026 +0.18(+1.06%)
Nov 25, 2011 16.84 17.25 16.84 16.96 374,940 +0.04(+0.25%)
Nov 23, 2011 17.25 17.25 16.78 16.92 2,414,598 -0.44(-2.56%)
Nov 22, 2011 17.45 17.55 17.25 17.37 1,313,956 -0.06(-0.36%)
Nov 21, 2011 17.67 17.80 17.28 17.43 1,989,247 -0.31(-1.76%)
Nov 18, 2011 17.85 17.91 17.51 17.74 1,708,593 +0.00(+0.00%)
Nov 17, 2011 18.31 18.38 17.67 17.74 2,144,030 -0.63(-3.44%)
Nov 16, 2011 18.15 18.54 17.88 18.37 2,148,107 +0.04(+0.23%)
Nov 15, 2011 18.08 18.44 17.96 18.33 1,181,258 +0.17(+0.96%)
Nov 14, 2011 18.43 18.43 18.07 18.16 1,552,091 -0.35(-1.91%)
Nov 11, 2011 18.37 18.75 18.18 18.51 1,676,224 +0.36(+1.99%)
Nov 10, 2011 18.63 18.64 18.10 18.15 2,071,746 -0.21(-1.14%)
Nov 09, 2011 18.84 18.98 18.25 18.36 1,690,719 -0.90(-4.69%)
Nov 08, 2011 19.10 19.30 18.44 19.26 3,108,041 +0.28(+1.46%)
Nov 07, 2011 18.91 19.15 18.68 18.98 1,172,316 +0.11(+0.59%)
Nov 04, 2011 19.06 19.09 18.74 18.87 1,978,670 -0.35(-1.84%)
Nov 03, 2011 19.19 19.33 18.67 19.23 1,858,004 +0.25(+1.32%)
Nov 02, 2011 19.06 19.24 18.65 18.98 1,935,070 +0.24(+1.30%)
Nov 01, 2011 18.80 19.13 18.68 18.73 3,515,037 -0.75(-3.85%)
Oct 31, 2011 19.48 19.74 18.99 19.48 1,808,673 -0.34(-1.72%)
Oct 28, 2011 19.35 19.86 19.55 19.82 2,138,463 -0.04(-0.21%)
Oct 27, 2011 20.07 20.07 18.58 19.87 4,234,342 +0.90(+4.76%)
Oct 26, 2011 19.29 19.44 18.73 18.96 3,151,908 -0.14(-0.73%)
Oct 25, 2011 19.53 19.53 19.02 19.10 2,794,366 -0.51(-2.59%)
Oct 24, 2011 19.14 19.80 19.01 19.61 2,631,993 +0.50(+2.62%)
Oct 21, 2011 18.53 19.12 18.49 19.11 1,321,711 +0.80(+4.36%)
Oct 20, 2011 18.23 18.44 17.62 18.31 2,485,521 +0.10(+0.57%)
Oct 19, 2011 18.26 18.66 18.09 18.21 2,314,739 -0.51(-2.71%)
Oct 18, 2011 18.35 18.85 18.23 18.71 3,006,470 +0.41(+2.24%)
Oct 17, 2011 18.98 18.98 18.27 18.30 1,796,154 -0.77(-4.04%)
Oct 14, 2011 18.70 19.25 18.63 19.07 2,880,890 +0.67(+3.62%)
Oct 13, 2011 18.48 18.60 18.14 18.41 1,946,978 -0.28(-1.52%)
Oct 12, 2011 18.46 18.90 18.30 18.69 1,358,837 +0.44(+2.40%)
Oct 11, 2011 18.53 18.63 18.20 18.25 1,774,218 -0.41(-2.20%)
Oct 10, 2011 18.25 18.66 18.09 18.66 1,796,564 +0.80(+4.47%)
Oct 07, 2011 18.42 18.42 17.76 17.87 2,232,904 -0.44(-2.39%)
Oct 06, 2011 18.23 18.31 18.01 18.30 1,917,166 +0.44(+2.45%)
Oct 05, 2011 18.16 18.16 17.16 17.87 2,535,137 -0.36(-1.98%)
Oct 04, 2011 16.83 18.26 16.46 18.23 3,886,719 +0.97(+5.59%)
Oct 03, 2011 18.30 18.35 17.25 17.26 1,912,145 -1.00(-5.47%)
Sep 30, 2011 18.30 18.66 18.25 18.26 2,536,264 -0.30(-1.62%)
Sep 29, 2011 18.62 18.69 18.21 18.56 1,735,016 +0.28(+1.53%)
Sep 28, 2011 19.22 19.27 18.24 18.28 1,504,067 -0.84(-4.39%)
Sep 27, 2011 19.31 19.47 18.99 19.12 1,483,111 +0.20(+1.08%)
Sep 26, 2011 18.91 18.96 18.53 18.92 1,471,821 +0.13(+0.69%)
Sep 23, 2011 18.33 18.86 18.27 18.79 1,752,316 +0.34(+1.85%)
Sep 22, 2011 18.96 19.03 18.24 18.45 2,036,210 -0.84(-4.35%)
Sep 21, 2011 20.30 20.39 19.26 19.29 970,799 -1.04(-5.11%)
Sep 20, 2011 20.66 20.76 20.32 20.32 1,046,260 -0.22(-1.06%)
Sep 19, 2011 20.52 20.77 20.43 20.54 1,076,769 -0.39(-1.86%)
Sep 16, 2011 20.82 21.03 20.59 20.93 1,417,773 +0.13(+0.62%)
Sep 15, 2011 20.71 20.82 20.46 20.80 872,009 +0.27(+1.33%)
Sep 14, 2011 20.41 20.62 20.06 20.53 1,428,385 +0.26(+1.28%)
Sep 13, 2011 20.31 20.46 20.10 20.27 2,311,883 +0.01(+0.03%)
Sep 12, 2011 19.96 20.27 19.89 20.26 1,915,028 -0.01(-0.03%)
Sep 09, 2011 20.75 20.88 20.08 20.27 2,715,124 -0.61(-2.91%)
Sep 08, 2011 21.11 21.18 20.82 20.88 1,141,827 -0.36(-1.70%)
Sep 07, 2011 20.74 21.28 20.43 21.24 1,284,898 +0.83(+4.08%)
Sep 06, 2011 19.95 20.65 19.91 20.41 1,192,785 -0.12(-0.57%)
Sep 02, 2011 20.48 20.92 20.39 20.52 1,623,056 -0.47(-2.24%)
Sep 01, 2011 21.27 21.34 20.86 20.99 1,454,253 -0.27(-1.28%)
Aug 31, 2011 21.17 21.35 20.93 21.27 1,185,061 +0.28(+1.33%)
Aug 30, 2011 21.23 21.23 20.72 20.99 1,920,483 -0.35(-1.63%)
Aug 29, 2011 20.98 21.34 20.92 21.33 1,190,309 +0.61(+2.93%)
Aug 26, 2011 20.11 20.84 19.76 20.73 1,271,261 +0.38(+1.88%)
Aug 25, 2011 21.05 21.18 20.12 20.34 1,651,287 -0.54(-2.58%)
Aug 24, 2011 20.55 20.91 20.27 20.88 1,243,204 +0.29(+1.43%)
Aug 23, 2011 20.10 20.60 19.85 20.59 1,702,415 +0.53(+2.65%)
Aug 22, 2011 20.51 20.51 19.78 20.06 1,115,149 +0.02(+0.10%)
Aug 19, 2011 20.06 20.68 19.94 20.04 1,788,493 -0.33(-1.61%)
Aug 18, 2011 20.46 20.67 20.10 20.36 2,680,547 -0.59(-2.83%)
Aug 17, 2011 21.21 21.38 20.81 20.96 1,010,016 -0.12(-0.55%)
Aug 16, 2011 20.76 21.15 20.59 21.07 1,591,383 +0.06(+0.29%)
Aug 15, 2011 20.34 21.03 20.32 21.01 2,512,065 +0.85(+4.23%)
Aug 12, 2011 20.38 20.50 19.88 20.16 1,484,329 -0.02(-0.10%)
Aug 11, 2011 19.22 20.46 19.11 20.18 4,444,725 +1.06(+5.53%)
Aug 10, 2011 18.75 20.00 18.57 19.12 3,493,029 -0.14(-0.71%)
Aug 09, 2011 19.04 19.29 17.55 19.26 3,304,690 +1.71(+9.72%)
Aug 08, 2011 19.04 19.37 17.55 17.55 2,726,953 -2.18(-11.07%)
Aug 05, 2011 20.82 20.82 19.55 19.74 1,688,166 -0.72(-3.54%)
Aug 04, 2011 21.26 21.50 20.45 20.46 2,332,291 -1.07(-4.98%)
Aug 03, 2011 21.89 21.89 21.18 21.53 1,468,701 -0.31(-1.41%)
Aug 02, 2011 22.37 22.62 21.83 21.84 969,062 -0.67(-2.97%)
Aug 01, 2011 23.05 23.07 22.36 22.51 854,654 -0.20(-0.90%)
Jul 29, 2011 22.72 22.84 22.46 22.71 782,500 -0.20(-0.89%)
Jul 28, 2011 23.00 23.27 22.60 22.92 1,154,448 +0.12(+0.54%)
Jul 27, 2011 23.45 23.45 22.71 22.80 1,003,130 -0.75(-3.19%)
Jul 26, 2011 23.55 23.67 23.31 23.55 890,677 +0.04(+0.17%)
Jul 25, 2011 23.46 23.67 23.32 23.50 784,672 -0.16(-0.66%)
Jul 22, 2011 23.55 23.73 23.48 23.66 1,469,817 +0.14(+0.61%)
Jul 21, 2011 23.53 23.74 23.38 23.52 2,029,023 +0.12(+0.50%)
Jul 20, 2011 23.24 23.53 23.20 23.40 1,319,460 +0.16(+0.70%)
Jul 19, 2011 22.82 23.27 22.73 23.24 1,353,162 +0.61(+2.72%)
Jul 18, 2011 22.88 22.93 22.52 22.62 1,282,336 -0.33(-1.43%)
Jul 15, 2011 22.82 22.97 22.60 22.95 1,069,026 +0.27(+1.17%)
Jul 14, 2011 22.77 22.90 22.55 22.69 1,862,360 +0.01(+0.03%)
Jul 13, 2011 22.94 22.96 22.43 22.68 1,971,440 -0.16(-0.69%)
Jul 12, 2011 22.60 23.18 22.60 22.84 696,559 +0.14(+0.60%)
Jul 11, 2011 22.87 22.95 22.67 22.70 456,900 -0.40(-1.71%)
Jul 08, 2011 22.92 23.14 22.81 23.10 516,151 -0.11(-0.47%)
Jul 07, 2011 23.15 23.29 23.10 23.20 846,326 +0.24(+1.04%)
Jul 06, 2011 22.60 23.05 22.60 22.97 1,362,831 +0.32(+1.42%)
Jul 05, 2011 22.62 22.69 22.35 22.64 1,043,594 +0.01(+0.03%)
Jul 01, 2011 22.28 22.67 22.28 22.64 1,087,979 +0.46(+2.06%)
Jun 30, 2011 22.27 22.34 22.13 22.18 1,421,200 -0.03(-0.12%)
Jun 29, 2011 21.99 22.25 21.88 22.21 683,855 +0.31(+1.41%)
Jun 28, 2011 21.81 21.92 21.68 21.90 607,227 +0.12(+0.56%)
Jun 27, 2011 21.62 21.85 21.62 21.78 625,628 +0.11(+0.53%)
Jun 24, 2011 21.67 21.88 21.41 21.66 992,491 -0.01(-0.03%)
Jun 23, 2011 21.84 21.84 21.49 21.67 1,320,682 -0.44(-2.01%)
Jun 22, 2011 22.03 22.36 21.98 22.11 1,347,314 +0.05(+0.24%)
Jun 21, 2011 21.88 22.10 21.71 22.06 973,507 +0.28(+1.30%)
Jun 20, 2011 21.69 21.81 21.65 21.78 814,745 +0.49(+2.31%)
Jun 17, 2011 21.46 21.50 21.16 21.29 902,074 +0.05(+0.25%)
Jun 16, 2011 21.12 21.45 21.00 21.23 791,742 +0.10(+0.48%)
Jun 15, 2011 21.47 21.51 20.96 21.13 1,150,708 -0.46(-2.12%)
Jun 14, 2011 21.61 21.72 21.49 21.59 1,870,503 +0.23(+1.07%)
Jun 13, 2011 21.39 21.59 21.26 21.36 1,482,216 -0.01(-0.06%)
Jun 10, 2011 21.88 21.99 21.31 21.37 1,272,178 -0.61(-2.79%)
Jun 09, 2011 22.28 22.30 21.85 21.99 996,428 -0.22(-1.00%)
Jun 08, 2011 22.49 22.58 22.21 22.21 936,317 -0.33(-1.46%)
Jun 07, 2011 22.56 22.69 22.46 22.54 1,251,905 +0.12(+0.54%)
Jun 06, 2011 22.82 22.89 22.34 22.42 1,143,063 -0.44(-1.91%)
Jun 03, 2011 22.78 23.17 22.71 22.85 725,893 +0.11(+0.50%)
May 24, 2011 22.77 22.88 22.61 22.74 890,920 +0.03(+0.15%)
May 23, 2011 22.71 22.94 22.67 22.71 1,106,004 -0.28(-1.23%)
May 20, 2011 23.26 23.26 22.99 22.99 741,984 -0.30(-1.27%)
May 19, 2011 23.27 23.39 23.15 23.28 951,103 +0.09(+0.38%)
May 18, 2011 23.04 23.24 22.89 23.20 857,041 +0.22(+0.97%)
May 17, 2011 23.12 23.18 22.83 22.98 1,239,051 -0.18(-0.76%)
May 16, 2011 23.04 23.28 22.97 23.15 1,105,366 +0.07(+0.32%)
May 13, 2011 23.42 23.49 23.07 23.08 904,770 -0.32(-1.35%)
May 12, 2011 23.41 23.57 23.32 23.39 1,082,922 -0.12(-0.52%)
May 11, 2011 23.70 23.74 23.39 23.51 635,607 -0.25(-1.05%)
May 10, 2011 23.47 23.80 23.37 23.76 1,317,162 +0.36(+1.52%)
May 09, 2011 23.25 23.43 23.12 23.41 969,905 -0.09(-0.40%)
May 06, 2011 23.96 23.96 23.37 23.50 678,800 -0.20(-0.85%)
May 05, 2011 23.55 23.86 23.43 23.70 912,241 -0.03(-0.11%)
May 04, 2011 23.74 23.87 23.48 23.73 1,192,862 +0.04(+0.17%)
May 03, 2011 23.68 23.93 23.38 23.69 1,220,639 -0.07(-0.28%)
May 02, 2011 23.70 23.77 23.69 23.76 645,727 -0.03(-0.11%)
Apr 29, 2011 23.68 23.86 23.39 23.78 1,000,448 +0.08(+0.34%)
Apr 28, 2011 23.99 24.21 23.64 23.70 1,341,396 -0.19(-0.79%)
Apr 27, 2011 23.87 23.95 23.68 23.89 1,369,783 +0.05(+0.20%)
Apr 26, 2011 23.69 23.86 23.54 23.84 879,347 +0.25(+1.06%)
Apr 25, 2011 23.38 23.66 23.37 23.59 1,297,881 +0.11(+0.46%)
Apr 21, 2011 23.37 23.53 23.14 23.49 855,612 +0.18(+0.75%)
Apr 20, 2011 23.27 23.37 23.07 23.31 1,550,787 +0.28(+1.23%)
Apr 19, 2011 22.73 23.07 22.73 23.03 1,493,589 +0.34(+1.51%)
Apr 18, 2011 22.67 22.83 22.54 22.69 1,707,366 -0.21(-0.91%)
Apr 15, 2011 22.68 23.07 22.64 22.89 1,903,069 +0.26(+1.13%)
Apr 14, 2011 22.05 22.69 22.05 22.64 1,405,427 +0.53(+2.41%)
Apr 13, 2011 22.05 22.24 21.78 22.11 3,409,214 +0.19(+0.86%)
Apr 12, 2011 21.80 22.09 21.80 21.92 2,078,043 +0.04(+0.18%)
Apr 11, 2011 21.99 22.38 21.82 21.88 1,291,270 -0.05(-0.21%)
Apr 08, 2011 22.08 22.24 21.87 21.92 1,439,336 -0.06(-0.28%)
Apr 07, 2011 22.26 22.35 21.85 21.99 1,613,378 -0.43(-1.92%)
Apr 06, 2011 22.42 22.49 22.32 22.42 708,255 +0.12(+0.54%)
Apr 05, 2011 22.29 22.46 22.26 22.30 1,449,306 +0.03(+0.12%)
Apr 04, 2011 22.52 22.63 22.22 22.27 1,539,534 -0.20(-0.87%)
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