Historical Prices
Year:
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Dec 31, 2010 | 23.79 | 23.83 | 23.49 | 23.62 | 1,248,302 | -0.14(-0.59%) |
| Dec 30, 2010 | 23.69 | 23.83 | 23.57 | 23.76 | 758,882 | +0.05(+0.21%) |
| Dec 29, 2010 | 23.79 | 23.90 | 23.61 | 23.71 | 1,112,407 | +0.03(+0.13%) |
| Dec 28, 2010 | 23.76 | 23.84 | 23.54 | 23.68 | 909,737 | -0.09(-0.38%) |
| Dec 27, 2010 | 23.70 | 23.87 | 23.39 | 23.77 | 1,049,297 | +0.06(+0.25%) |
| Dec 23, 2010 | 23.63 | 23.84 | 23.52 | 23.71 | 1,376,271 | +0.02(+0.08%) |
| Dec 22, 2010 | 23.64 | 23.82 | 23.37 | 23.69 | 2,200,310 | +0.03(+0.13%) |
| Dec 21, 2010 | 23.88 | 23.96 | 23.59 | 23.66 | 2,766,033 | -0.09(-0.38%) |
| Dec 20, 2010 | 24.00 | 24.00 | 23.70 | 23.75 | 3,117,925 | -0.08(-0.34%) |
| Dec 17, 2010 | 23.99 | 24.05 | 23.80 | 23.83 | 7,436,656 | -0.25(-1.04%) |
| Dec 16, 2010 | 24.17 | 24.30 | 23.95 | 24.08 | 3,038,929 | +0.02(+0.08%) |
| Dec 15, 2010 | 24.02 | 24.15 | 23.66 | 24.06 | 3,147,140 | -0.26(-1.07%) |
| Dec 14, 2010 | 24.67 | 24.67 | 24.13 | 24.32 | 3,159,703 | -0.26(-1.06%) |
| Dec 13, 2010 | 24.82 | 24.82 | 24.49 | 24.58 | 1,525,482 | -0.03(-0.12%) |
| Dec 10, 2010 | 24.74 | 24.74 | 24.33 | 24.61 | 1,740,775 | -0.13(-0.53%) |
| Dec 09, 2010 | 24.87 | 24.89 | 24.38 | 24.74 | 2,119,499 | -0.08(-0.32%) |
| Dec 08, 2010 | 24.56 | 24.84 | 24.50 | 24.82 | 1,570,411 | +0.35(+1.43%) |
| Dec 07, 2010 | 24.52 | 24.78 | 24.40 | 24.47 | 1,797,768 | +0.16(+0.65%) |
| Dec 06, 2010 | 24.25 | 24.38 | 24.00 | 24.31 | 1,061,474 | -0.04(-0.15%) |
| Dec 03, 2010 | 23.92 | 24.40 | 23.79 | 24.35 | 6,459,624 | +0.40(+1.67%) |
| Dec 02, 2010 | 23.76 | 24.10 | 23.75 | 23.95 | 3,912,424 | +0.11(+0.46%) |
| Dec 01, 2010 | 23.73 | 24.15 | 23.53 | 23.84 | 5,671,774 | +0.59(+2.54%) |
| Nov 30, 2010 | 23.48 | 23.61 | 23.23 | 23.25 | 3,373,992 | -0.57(-2.39%) |
| Nov 29, 2010 | 23.34 | 23.90 | 23.22 | 23.82 | 2,754,165 | +0.26(+1.10%) |
| Nov 26, 2010 | 23.69 | 23.80 | 23.53 | 23.56 | 1,082,776 | -0.29(-1.22%) |
| Nov 24, 2010 | 23.58 | 23.85 | 23.85 | 23.85 | 2,632,324 | +0.45(+1.92%) |
| Nov 23, 2010 | 23.40 | 23.61 | 23.26 | 23.40 | 2,895,727 | -0.32(-1.35%) |
| Nov 22, 2010 | 23.44 | 23.76 | 23.23 | 23.72 | 2,933,360 | +0.16(+0.68%) |
| Nov 19, 2010 | 22.92 | 23.65 | 22.74 | 23.56 | 3,922,971 | +0.37(+1.60%) |
| Nov 18, 2010 | 22.53 | 23.36 | 22.45 | 23.19 | 4,479,327 | +0.85(+3.80%) |
| Nov 17, 2010 | 22.18 | 22.50 | 22.11 | 22.34 | 2,084,374 | +0.10(+0.45%) |
| Nov 16, 2010 | 22.39 | 22.42 | 21.78 | 22.24 | 4,413,282 | -0.49(-2.16%) |
| Nov 15, 2010 | 22.41 | 22.85 | 22.25 | 22.73 | 2,646,583 | +0.51(+2.30%) |
| Nov 12, 2010 | 22.40 | 22.56 | 22.00 | 22.22 | 2,785,481 | -0.25(-1.11%) |
| Nov 11, 2010 | 22.12 | 22.51 | 21.82 | 22.47 | 2,791,394 | -0.25(-1.10%) |
| Nov 10, 2010 | 22.78 | 22.78 | 22.33 | 22.72 | 2,284,522 | +0.06(+0.26%) |
| Nov 09, 2010 | 23.06 | 23.06 | 22.55 | 22.66 | 2,758,926 | -0.36(-1.56%) |
| Nov 08, 2010 | 22.70 | 23.21 | 22.55 | 23.02 | 2,618,732 | +0.35(+1.54%) |
| Nov 05, 2010 | 22.97 | 23.00 | 22.56 | 22.67 | 5,049,031 | -0.50(-2.16%) |
| Nov 04, 2010 | 22.19 | 23.40 | 22.04 | 23.17 | 5,910,688 | +1.21(+5.51%) |
| Nov 03, 2010 | 21.73 | 22.01 | 21.61 | 21.96 | 3,342,012 | +0.13(+0.60%) |
| Nov 02, 2010 | 21.70 | 22.00 | 21.64 | 21.83 | 2,565,817 | +0.20(+0.92%) |
| Nov 01, 2010 | 21.78 | 21.97 | 21.57 | 21.63 | 5,143,777 | -0.03(-0.14%) |
| Oct 29, 2010 | 20.95 | 22.27 | 20.93 | 21.66 | 14,664,263 | +2.00(+10.17%) |
| Oct 28, 2010 | 19.70 | 19.70 | 19.44 | 19.66 | 3,925,378 | -0.02(-0.10%) |
| Oct 27, 2010 | 19.31 | 19.69 | 19.19 | 19.68 | 3,107,573 | +0.24(+1.23%) |
| Oct 25, 2010 | 19.44 | 19.60 | 19.36 | 19.44 | 2,104,756 | +0.08(+0.41%) |
| Oct 22, 2010 | 19.10 | 19.41 | 18.96 | 19.36 | 1,529,806 | +0.28(+1.47%) |
| Oct 21, 2010 | 19.25 | 19.28 | 18.83 | 19.08 | 2,845,231 | -0.14(-0.73%) |
| Oct 20, 2010 | 19.09 | 19.29 | 18.95 | 19.22 | 2,474,698 | +0.22(+1.16%) |
| Oct 19, 2010 | 18.85 | 19.25 | 18.80 | 19.00 | 3,157,461 | -0.11(-0.58%) |
| Oct 18, 2010 | 19.00 | 19.24 | 18.86 | 19.11 | 6,742,056 | +0.07(+0.37%) |
| Oct 15, 2010 | 18.54 | 19.09 | 18.48 | 19.04 | 5,040,164 | +0.64(+3.48%) |
| Oct 14, 2010 | 18.88 | 19.15 | 18.38 | 18.40 | 6,119,281 | -0.39(-2.08%) |
| Oct 13, 2010 | 18.85 | 18.98 | 18.53 | 18.79 | 3,174,823 | -0.18(-0.95%) |
| Oct 12, 2010 | 19.07 | 19.17 | 18.81 | 18.97 | 5,000,769 | -0.11(-0.58%) |
| Oct 11, 2010 | 18.93 | 19.33 | 18.87 | 19.08 | 2,372,485 | +0.13(+0.69%) |
| Oct 08, 2010 | 18.87 | 19.02 | 18.64 | 18.95 | 2,481,636 | +0.12(+0.64%) |
| Oct 07, 2010 | 18.71 | 18.92 | 18.56 | 18.83 | 2,470,868 | +0.26(+1.40%) |
| Oct 06, 2010 | 19.05 | 19.07 | 18.45 | 18.57 | 4,267,424 | -0.10(-0.54%) |
| Oct 05, 2010 | 18.51 | 18.71 | 18.39 | 18.67 | 3,165,487 | +0.42(+2.30%) |
| Oct 04, 2010 | 18.44 | 18.49 | 17.95 | 18.25 | 3,154,722 | -0.21(-1.14%) |
| Oct 01, 2010 | 18.73 | 18.82 | 18.36 | 18.46 | 3,013,960 | -0.05(-0.27%) |
| Sep 30, 2010 | 18.75 | 18.80 | 18.18 | 18.51 | 4,973,582 | -0.18(-0.96%) |
| Sep 29, 2010 | 18.24 | 18.77 | 18.17 | 18.69 | 5,237,359 | +0.43(+2.35%) |
| Sep 28, 2010 | 17.82 | 18.29 | 17.62 | 18.26 | 3,400,880 | +0.45(+2.53%) |
| Sep 27, 2010 | 18.00 | 18.00 | 17.80 | 17.81 | 1,860,617 | -0.15(-0.84%) |
| Sep 24, 2010 | 17.59 | 17.98 | 17.59 | 17.96 | 2,631,740 | +0.48(+2.75%) |
| Sep 23, 2010 | 17.02 | 17.68 | 16.90 | 17.48 | 4,247,449 | +0.38(+2.22%) |
| Sep 22, 2010 | 17.36 | 17.36 | 16.95 | 17.10 | 3,364,503 | -0.28(-1.61%) |
| Sep 21, 2010 | 17.25 | 17.67 | 17.14 | 17.38 | 4,980,411 | +0.18(+1.05%) |
| Sep 20, 2010 | 16.98 | 17.25 | 16.87 | 17.20 | 3,497,590 | +0.29(+1.71%) |
| Sep 17, 2010 | 16.88 | 16.95 | 16.71 | 16.91 | 2,927,423 | +0.16(+0.96%) |
| Sep 15, 2010 | 16.40 | 16.79 | 16.37 | 16.75 | 2,662,317 | -0.09(-0.53%) |
| Sep 14, 2010 | 16.37 | 16.98 | 16.28 | 16.84 | 2,842,954 | +0.40(+2.43%) |
| Sep 13, 2010 | 16.19 | 16.59 | 16.17 | 16.44 | 2,427,792 | +0.45(+2.81%) |
| Sep 10, 2010 | 16.62 | 16.66 | 15.89 | 15.99 | 4,403,847 | -0.63(-3.79%) |
| Sep 09, 2010 | 16.76 | 16.83 | 16.55 | 16.62 | 1,570,770 | +0.00(+0.00%) |
| Sep 08, 2010 | 16.64 | 16.75 | 16.43 | 16.62 | 3,099,929 | +0.04(+0.26%) |
| Sep 07, 2010 | 16.84 | 16.95 | 16.46 | 16.58 | 3,411,544 | -0.33(-1.97%) |
| Sep 03, 2010 | 16.70 | 16.95 | 16.55 | 16.91 | 2,364,139 | +0.34(+2.05%) |
| Sep 02, 2010 | 16.33 | 16.65 | 16.31 | 16.57 | 3,364,932 | +0.21(+1.27%) |
| Sep 01, 2010 | 16.13 | 16.46 | 16.01 | 16.36 | 2,941,518 | +0.49(+3.10%) |
| Aug 31, 2010 | 16.01 | 16.12 | 15.67 | 15.87 | 3,898,108 | -0.14(-0.87%) |
| Aug 30, 2010 | 16.34 | 16.37 | 15.97 | 16.01 | 2,916,095 | -0.43(-2.62%) |
| Aug 27, 2010 | 16.25 | 16.52 | 15.86 | 16.44 | 3,071,325 | +0.28(+1.73%) |
| Aug 26, 2010 | 16.39 | 16.45 | 16.07 | 16.16 | 2,698,256 | -0.19(-1.16%) |
| Aug 25, 2010 | 16.03 | 16.45 | 15.95 | 16.35 | 3,088,444 | +0.17(+1.05%) |
| Aug 24, 2010 | 16.35 | 16.39 | 16.04 | 16.18 | 3,011,376 | -0.31(-1.88%) |
| Aug 23, 2010 | 16.81 | 16.89 | 16.42 | 16.49 | 6,647,365 | -0.22(-1.32%) |
| Aug 20, 2010 | 16.71 | 16.92 | 16.50 | 16.71 | 2,736,100 | +0.02(+0.12%) |
| Aug 19, 2010 | 16.97 | 17.10 | 16.66 | 16.69 | 2,831,803 | -0.31(-1.82%) |
| Aug 18, 2010 | 16.78 | 17.03 | 16.68 | 17.00 | 3,288,699 | -0.01(-0.06%) |
| Aug 17, 2010 | 17.05 | 17.23 | 16.80 | 17.01 | 2,741,730 | +0.16(+0.95%) |
| Aug 16, 2010 | 16.71 | 17.05 | 16.64 | 16.85 | 1,738,269 | +0.10(+0.60%) |
| Aug 13, 2010 | 16.74 | 16.89 | 16.70 | 16.75 | 2,365,316 | -0.10(-0.59%) |
| Aug 12, 2010 | 16.73 | 17.06 | 16.59 | 16.85 | 3,979,933 | -0.12(-0.71%) |
| Aug 11, 2010 | 17.32 | 17.33 | 16.73 | 16.97 | 3,399,312 | -0.70(-3.96%) |
| Aug 10, 2010 | 17.78 | 17.79 | 17.42 | 17.67 | 3,274,801 | -0.28(-1.56%) |
| Aug 09, 2010 | 17.86 | 18.16 | 17.67 | 17.95 | 2,456,212 | +0.20(+1.13%) |
| Aug 06, 2010 | 17.40 | 17.86 | 17.36 | 17.75 | 3,327,165 | +0.20(+1.14%) |
| Aug 05, 2010 | 17.53 | 17.84 | 17.44 | 17.55 | 3,705,832 | -0.03(-0.17%) |
| Aug 04, 2010 | 17.57 | 17.63 | 17.36 | 17.58 | 2,433,430 | +0.07(+0.40%) |
| Aug 03, 2010 | 17.73 | 17.74 | 17.44 | 17.51 | 2,985,943 | -0.17(-0.96%) |
| Aug 02, 2010 | 17.70 | 17.78 | 17.43 | 17.68 | 3,115,425 | +0.15(+0.86%) |
| Jul 30, 2010 | 18.00 | 18.00 | 17.23 | 17.53 | 7,495,644 | -0.47(-2.61%) |
| Jul 29, 2010 | 18.31 | 18.43 | 17.81 | 18.00 | 4,599,986 | -0.29(-1.59%) |
| Jul 28, 2010 | 18.54 | 18.66 | 18.21 | 18.29 | 3,160,266 | -0.25(-1.35%) |
| Jul 27, 2010 | 18.41 | 18.74 | 18.35 | 18.54 | 5,953,731 | +0.17(+0.93%) |
| Jul 26, 2010 | 18.22 | 18.48 | 18.07 | 18.37 | 3,537,725 | +0.08(+0.44%) |
| Jul 23, 2010 | 17.93 | 18.29 | 17.81 | 18.29 | 4,031,863 | +0.26(+1.44%) |
| Jul 22, 2010 | 17.81 | 18.16 | 17.78 | 18.03 | 3,340,152 | +0.37(+2.10%) |
| Jul 21, 2010 | 17.92 | 17.96 | 17.52 | 17.66 | 3,464,798 | -0.26(-1.45%) |
| Jul 20, 2010 | 17.72 | 17.95 | 17.37 | 17.92 | 3,186,439 | -0.15(-0.83%) |
| Jul 19, 2010 | 17.78 | 18.13 | 17.71 | 18.07 | 2,564,235 | +0.41(+2.32%) |
| Jul 16, 2010 | 18.03 | 18.04 | 17.63 | 17.66 | 5,106,069 | -0.33(-1.83%) |
| Jul 15, 2010 | 18.29 | 18.34 | 17.86 | 17.99 | 4,103,583 | -0.29(-1.59%) |
| Jul 14, 2010 | 18.29 | 18.53 | 18.11 | 18.28 | 3,566,385 | +0.05(+0.27%) |
| Jul 13, 2010 | 18.14 | 18.29 | 18.00 | 18.23 | 2,665,383 | +0.32(+1.79%) |
| Jul 12, 2010 | 17.86 | 18.34 | 17.80 | 17.91 | 3,931,213 | +0.08(+0.45%) |
| Jul 09, 2010 | 17.70 | 17.87 | 17.61 | 17.83 | 2,475,570 | +0.15(+0.85%) |
| Jul 08, 2010 | 17.69 | 17.69 | 17.33 | 17.68 | 3,930,443 | +0.10(+0.57%) |
| Jul 07, 2010 | 16.81 | 17.59 | 15.80 | 17.58 | 4,197,382 | +0.83(+4.96%) |
| Jul 06, 2010 | 17.05 | 17.09 | 16.56 | 16.75 | 9,069,151 | -0.16(-0.95%) |
| Jul 02, 2010 | 17.04 | 17.10 | 16.71 | 16.91 | 2,661,363 | -0.09(-0.53%) |
| Jul 01, 2010 | 16.77 | 17.22 | 16.52 | 17.00 | 6,577,629 | +0.27(+1.61%) |
| Jun 30, 2010 | 17.12 | 17.23 | 16.72 | 16.73 | 4,266,687 | -0.36(-2.11%) |
| Jun 29, 2010 | 17.31 | 17.36 | 16.95 | 17.09 | 4,291,412 | -0.32(-1.84%) |
| Jun 25, 2010 | 17.64 | 17.64 | 17.13 | 17.41 | 5,966,731 | +0.08(+0.46%) |
| Jun 24, 2010 | 17.63 | 17.68 | 17.19 | 17.33 | 3,973,317 | -0.41(-2.31%) |
| Jun 23, 2010 | 17.82 | 17.92 | 17.51 | 17.74 | 3,431,689 | -0.01(-0.06%) |
| Jun 22, 2010 | 17.96 | 18.29 | 17.66 | 17.75 | 2,965,097 | -0.20(-1.11%) |
| Jun 21, 2010 | 18.25 | 18.36 | 17.84 | 17.95 | 1,844,756 | -0.15(-0.83%) |
| Jun 18, 2010 | 18.28 | 18.40 | 18.04 | 18.10 | 2,401,681 | -0.21(-1.15%) |
| Jun 17, 2010 | 18.10 | 18.34 | 17.82 | 18.31 | 3,379,437 | +0.27(+1.50%) |
| Jun 16, 2010 | 18.05 | 18.21 | 17.85 | 18.04 | 2,077,461 | -0.12(-0.66%) |
| Jun 15, 2010 | 17.54 | 18.25 | 17.54 | 18.16 | 4,159,047 | +0.71(+4.07%) |
| Jun 14, 2010 | 17.66 | 17.85 | 17.44 | 17.45 | 3,448,529 | -0.07(-0.40%) |
| Jun 11, 2010 | 17.00 | 17.68 | 16.91 | 17.52 | 4,323,085 | +0.27(+1.59%) |
| Jun 10, 2010 | 16.93 | 17.29 | 16.91 | 17.25 | 3,638,179 | +0.57(+3.39%) |
| Jun 09, 2010 | 16.78 | 17.54 | 16.66 | 16.68 | 5,748,137 | -0.01(-0.06%) |
| Jun 08, 2010 | 16.75 | 16.77 | 16.32 | 16.69 | 3,435,656 | +0.03(+0.18%) |
| Jun 07, 2010 | 17.20 | 17.41 | 16.63 | 16.66 | 4,338,096 | -0.46(-2.69%) |
| Jun 04, 2010 | 17.64 | 18.06 | 17.04 | 17.12 | 6,364,351 | -0.92(-5.10%) |
| Jun 03, 2010 | 17.75 | 18.07 | 17.49 | 18.04 | 5,498,373 | +0.21(+1.18%) |
| Jun 02, 2010 | 17.56 | 17.84 | 17.48 | 17.83 | 4,147,791 | +0.28(+1.60%) |
| Jun 01, 2010 | 17.61 | 18.05 | 17.49 | 17.55 | 4,630,998 | -0.21(-1.18%) |
| May 28, 2010 | 17.97 | 17.97 | 17.38 | 17.76 | 6,624,722 | -0.21(-1.17%) |
| May 27, 2010 | 17.80 | 17.98 | 17.75 | 17.97 | 3,241,468 | +0.57(+3.28%) |
| May 26, 2010 | 17.36 | 17.80 | 17.32 | 17.40 | 5,706,446 | -0.09(-0.51%) |
| May 25, 2010 | 17.13 | 17.53 | 16.72 | 17.49 | 6,305,583 | -0.03(-0.17%) |
| May 24, 2010 | 17.65 | 17.80 | 17.45 | 17.52 | 3,798,104 | -0.17(-0.96%) |
| May 21, 2010 | 17.33 | 18.20 | 17.28 | 17.69 | 5,854,975 | +0.09(+0.51%) |
| May 20, 2010 | 17.49 | 18.03 | 17.34 | 17.60 | 5,195,297 | -0.57(-3.14%) |
| May 19, 2010 | 17.96 | 18.26 | 17.61 | 18.17 | 5,828,353 | -0.02(-0.11%) |
| May 18, 2010 | 18.69 | 18.71 | 17.97 | 18.19 | 7,367,510 | -0.39(-2.10%) |
| May 17, 2010 | 18.50 | 18.68 | 17.91 | 18.58 | 5,217,448 | +0.13(+0.70%) |
| May 14, 2010 | 19.04 | 19.13 | 18.18 | 18.45 | 6,550,079 | -0.76(-3.96%) |
| May 13, 2010 | 19.35 | 19.59 | 19.05 | 19.21 | 7,973,961 | -0.31(-1.59%) |
| May 12, 2010 | 19.22 | 19.65 | 19.22 | 19.52 | 5,252,145 | +0.24(+1.24%) |
| May 11, 2010 | 19.46 | 19.54 | 18.70 | 19.28 | 6,917,261 | +0.26(+1.37%) |
| May 10, 2010 | 18.85 | 19.41 | 18.66 | 19.02 | 8,564,955 | +0.52(+2.81%) |
| May 07, 2010 | 17.79 | 18.61 | 17.22 | 18.50 | 11,044,841 | +0.62(+3.47%) |
| May 06, 2010 | 18.62 | 18.91 | 16.57 | 17.88 | 7,676,367 | -0.82(-4.39%) |
| May 05, 2010 | 18.93 | 19.16 | 18.56 | 18.70 | 5,283,865 | -0.32(-1.68%) |
| May 04, 2010 | 19.44 | 19.54 | 18.81 | 19.02 | 7,725,622 | -0.70(-3.55%) |
| May 03, 2010 | 19.66 | 19.87 | 19.48 | 19.72 | 4,075,684 | +0.31(+1.60%) |
| Apr 30, 2010 | 20.03 | 20.10 | 18.99 | 19.41 | 11,543,842 | -1.34(-6.46%) |
| Apr 29, 2010 | 20.39 | 20.83 | 20.19 | 20.75 | 4,211,177 | +0.42(+2.07%) |
| Apr 28, 2010 | 20.29 | 20.56 | 19.98 | 20.33 | 2,346,927 | +0.20(+0.99%) |
| Apr 27, 2010 | 20.70 | 20.85 | 20.10 | 20.13 | 4,547,171 | -0.65(-3.13%) |
| Apr 26, 2010 | 20.70 | 20.88 | 20.51 | 20.78 | 2,416,090 | +0.05(+0.24%) |
| Apr 23, 2010 | 20.46 | 20.75 | 20.19 | 20.73 | 2,277,921 | +0.18(+0.88%) |
| Apr 22, 2010 | 20.18 | 20.60 | 19.84 | 20.55 | 3,038,734 | +0.05(+0.24%) |
| Apr 21, 2010 | 20.75 | 21.05 | 20.29 | 20.50 | 3,667,163 | -0.31(-1.49%) |
| Apr 20, 2010 | 20.70 | 20.92 | 20.65 | 20.81 | 2,248,240 | +0.23(+1.12%) |
| Apr 19, 2010 | 20.89 | 20.89 | 20.25 | 20.58 | 2,738,516 | -0.34(-1.63%) |
| Apr 16, 2010 | 21.24 | 21.28 | 20.53 | 20.92 | 3,950,845 | -0.35(-1.65%) |
| Apr 15, 2010 | 21.13 | 21.36 | 20.89 | 21.27 | 3,026,298 | +0.11(+0.53%) |
| Apr 14, 2010 | 20.27 | 21.30 | 20.27 | 21.16 | 6,465,112 | +0.97(+4.79%) |
| Apr 13, 2010 | 20.00 | 20.24 | 19.83 | 20.19 | 2,787,221 | +0.30(+1.51%) |
| Apr 12, 2010 | 19.78 | 19.99 | 19.64 | 19.89 | 1,913,986 | +0.05(+0.25%) |
| Apr 09, 2010 | 19.55 | 19.87 | 19.48 | 19.84 | 2,673,613 | +0.38(+1.95%) |
| Apr 08, 2010 | 19.74 | 19.75 | 19.28 | 19.46 | 2,326,810 | -0.44(-2.21%) |
| Apr 07, 2010 | 19.67 | 19.99 | 19.59 | 19.90 | 1,946,064 | +0.16(+0.81%) |
| Apr 06, 2010 | 19.69 | 19.97 | 19.64 | 19.74 | 1,911,401 | -0.09(-0.45%) |
| Apr 05, 2010 | 19.55 | 19.96 | 19.50 | 19.83 | 1,876,574 | +0.39(+2.01%) |
| Apr 01, 2010 | 19.50 | 19.44 | 19.44 | 19.44 | 2,341,400 | +0.05(+0.26%) |
| Mar 31, 2010 | 19.47 | 19.73 | 19.32 | 19.39 | 3,065,555 | -0.05(-0.26%) |
| Mar 30, 2010 | 19.26 | 19.53 | 19.18 | 19.44 | 2,103,997 | +0.17(+0.88%) |
| Mar 29, 2010 | 19.19 | 19.50 | 19.16 | 19.27 | 2,690,158 | +0.05(+0.26%) |
| Mar 26, 2010 | 19.46 | 19.61 | 19.17 | 19.22 | 2,242,959 | -0.15(-0.77%) |
| Mar 25, 2010 | 19.57 | 19.79 | 19.35 | 19.37 | 3,126,586 | -0.13(-0.67%) |
| Mar 24, 2010 | 19.72 | 19.97 | 19.45 | 19.50 | 4,883,747 | -0.24(-1.22%) |
| Mar 23, 2010 | 19.60 | 19.87 | 19.44 | 19.74 | 1,943,325 | +0.27(+1.39%) |
| Mar 22, 2010 | 19.10 | 19.61 | 19.00 | 19.47 | 2,840,109 | +0.33(+1.72%) |
| Mar 19, 2010 | 19.42 | 19.51 | 18.92 | 19.14 | 4,154,664 | -0.17(-0.88%) |
| Mar 18, 2010 | 19.67 | 19.71 | 19.24 | 19.31 | 1,802,801 | -0.27(-1.38%) |
| Mar 17, 2010 | 19.43 | 19.84 | 19.40 | 19.58 | 1,645,751 | +0.12(+0.62%) |
| Mar 16, 2010 | 19.09 | 19.48 | 18.86 | 19.46 | 2,650,352 | +0.42(+2.21%) |
| Mar 15, 2010 | 19.00 | 19.25 | 18.96 | 19.04 | 2,899,511 | -0.07(-0.37%) |
| Mar 12, 2010 | 19.15 | 19.26 | 19.04 | 19.11 | 2,591,848 | -0.03(-0.16%) |
| Mar 11, 2010 | 19.19 | 19.19 | 18.93 | 19.14 | 1,839,830 | -0.15(-0.78%) |
| Mar 10, 2010 | 18.92 | 19.32 | 18.92 | 19.29 | 1,812,010 | +0.37(+1.96%) |
| Mar 09, 2010 | 18.74 | 19.03 | 18.71 | 18.92 | 2,240,193 | +0.01(+0.05%) |
| Mar 08, 2010 | 19.04 | 19.15 | 18.88 | 18.91 | 1,583,712 | -0.11(-0.58%) |
| Mar 05, 2010 | 18.78 | 19.10 | 18.71 | 19.02 | 2,148,117 | +0.24(+1.28%) |
| Mar 04, 2010 | 18.66 | 18.80 | 18.48 | 18.78 | 2,062,575 | +0.08(+0.43%) |
| Mar 03, 2010 | 18.84 | 19.08 | 18.65 | 18.70 | 1,573,532 | -0.14(-0.74%) |
| Mar 02, 2010 | 18.89 | 19.05 | 18.75 | 18.84 | 2,182,629 | -0.02(-0.11%) |
| Mar 01, 2010 | 18.64 | 18.92 | 18.59 | 18.86 | 2,077,675 | +0.34(+1.84%) |
| Feb 26, 2010 | 18.45 | 18.60 | 18.12 | 18.52 | 3,942,865 | +0.03(+0.16%) |
| Feb 25, 2010 | 18.37 | 18.49 | 18.14 | 18.49 | 3,146,238 | -0.20(-1.07%) |
| Feb 24, 2010 | 18.34 | 18.73 | 18.30 | 18.69 | 2,629,874 | +0.48(+2.64%) |
| Feb 23, 2010 | 18.78 | 18.84 | 18.12 | 18.21 | 2,583,485 | -0.57(-3.04%) |
| Feb 22, 2010 | 18.85 | 18.94 | 18.62 | 18.78 | 1,822,000 | +0.06(+0.32%) |
| Feb 19, 2010 | 18.72 | 18.84 | 18.50 | 18.72 | 2,099,873 | -0.05(-0.27%) |
| Feb 18, 2010 | 18.47 | 18.87 | 18.37 | 18.77 | 2,555,017 | +0.33(+1.79%) |
| Feb 17, 2010 | 18.62 | 18.62 | 18.10 | 18.44 | 2,218,282 | -0.23(-1.23%) |
| Feb 16, 2010 | 18.30 | 18.68 | 18.20 | 18.67 | 2,957,241 | +0.41(+2.25%) |
| Feb 12, 2010 | 17.78 | 18.26 | 18.26 | 18.26 | 2,930,700 | +0.13(+0.72%) |
| Feb 11, 2010 | 17.92 | 18.32 | 17.66 | 18.13 | 4,246,994 | +0.16(+0.89%) |
| Feb 10, 2010 | 17.72 | 18.10 | 17.65 | 17.97 | 3,184,973 | +0.18(+1.01%) |
| Feb 09, 2010 | 17.84 | 17.96 | 17.52 | 17.79 | 3,160,758 | +0.16(+0.91%) |
| Feb 08, 2010 | 17.91 | 17.93 | 17.45 | 17.63 | 2,808,079 | -0.03(-0.17%) |
| Feb 05, 2010 | 17.42 | 17.77 | 17.28 | 17.66 | 4,998,589 | +0.25(+1.44%) |
| Feb 04, 2010 | 17.93 | 17.93 | 17.26 | 17.41 | 4,700,344 | -0.76(-4.18%) |
| Feb 03, 2010 | 18.21 | 18.41 | 17.91 | 18.17 | 3,933,878 | -0.17(-0.93%) |
| Feb 02, 2010 | 18.00 | 18.39 | 17.89 | 18.34 | 5,278,659 | +0.44(+2.46%) |
| Feb 01, 2010 | 17.60 | 17.91 | 17.52 | 17.90 | 6,741,858 | +0.42(+2.40%) |
| Jan 29, 2010 | 18.97 | 19.04 | 17.28 | 17.48 | 9,718,500 | -0.64(-3.53%) |
| Jan 28, 2010 | 18.39 | 18.42 | 17.48 | 18.12 | 7,771,339 | -0.28(-1.52%) |
| Jan 27, 2010 | 17.79 | 18.42 | 17.61 | 18.40 | 4,812,351 | +0.45(+2.51%) |
| Jan 26, 2010 | 17.96 | 18.30 | 17.78 | 17.95 | 2,751,823 | -0.17(-0.94%) |
| Jan 25, 2010 | 17.90 | 18.27 | 17.83 | 18.12 | 2,915,937 | +0.17(+0.95%) |
| Jan 22, 2010 | 18.74 | 18.81 | 17.88 | 17.95 | 4,929,699 | -0.79(-4.22%) |
| Jan 21, 2010 | 18.91 | 19.34 | 18.49 | 18.74 | 3,931,863 | -0.15(-0.79%) |
| Jan 20, 2010 | 18.75 | 18.96 | 18.34 | 18.89 | 4,838,514 | +0.03(+0.16%) |
| Jan 19, 2010 | 18.69 | 18.97 | 18.53 | 18.86 | 3,249,855 | +0.21(+1.13%) |
| Jan 15, 2010 | 19.41 | 18.65 | 18.65 | 18.65 | 4,633,700 | -0.62(-3.22%) |
| Jan 14, 2010 | 19.23 | 19.32 | 19.02 | 19.27 | 2,798,152 | -0.07(-0.36%) |
| Jan 13, 2010 | 19.27 | 19.51 | 18.65 | 19.34 | 5,571,616 | +0.32(+1.68%) |
| Jan 12, 2010 | 19.75 | 19.75 | 19.00 | 19.02 | 4,269,699 | -0.81(-4.08%) |
| Jan 11, 2010 | 19.86 | 20.05 | 19.62 | 19.83 | 2,614,969 | -0.17(-0.85%) |
| Jan 08, 2010 | 19.88 | 20.03 | 19.75 | 20.00 | 2,567,542 | +0.12(+0.60%) |
| Jan 07, 2010 | 19.90 | 19.97 | 19.43 | 19.88 | 3,251,495 | -0.11(-0.55%) |
| Jan 06, 2010 | 20.12 | 20.40 | 19.91 | 19.99 | 3,571,956 | -0.22(-1.09%) |
| Jan 05, 2010 | 20.50 | 20.55 | 20.10 | 20.21 | 3,906,683 | -0.28(-1.37%) |
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