| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2013 | 14.17 | 14.18 | 14.03 | 14.03 | 10,190,529 | -0.15(-1.06%) |
| Feb 27, 2013 | 13.98 | 14.23 | 13.97 | 14.18 | 6,701,866 | +0.18(+1.29%) |
| Feb 26, 2013 | 13.85 | 14.13 | 13.80 | 14.00 | 10,566,452 | -0.02(-0.14%) |
| Feb 22, 2013 | 14.04 | 14.09 | 13.98 | 14.02 | 6,599,812 | +0.12(+0.86%) |
| Feb 21, 2013 | 13.92 | 14.05 | 13.84 | 13.90 | 8,890,233 | -0.10(-0.71%) |
| Feb 20, 2013 | 14.25 | 14.27 | 13.90 | 14.00 | 12,135,306 | -0.25(-1.75%) |
| Feb 19, 2013 | 14.45 | 14.47 | 14.19 | 14.25 | 10,895,608 | -0.15(-1.04%) |
| Feb 15, 2013 | 14.19 | 14.51 | 14.16 | 14.40 | 12,393,640 | +0.26(+1.84%) |
| Feb 14, 2013 | 14.34 | 14.45 | 14.09 | 14.14 | 15,849,866 | -0.03(-0.21%) |
| Feb 13, 2013 | 13.93 | 14.52 | 13.82 | 14.17 | 23,619,415 | -0.17(-1.19%) |
| Feb 12, 2013 | 14.17 | 14.41 | 14.11 | 14.34 | 11,964,209 | +0.09(+0.63%) |
| Feb 11, 2013 | 14.66 | 14.69 | 14.23 | 14.25 | 15,484,886 | -0.41(-2.80%) |
| Feb 08, 2013 | 14.65 | 14.82 | 14.61 | 14.66 | 7,731,572 | +0.06(+0.41%) |
| Feb 07, 2013 | 14.81 | 14.87 | 14.55 | 14.60 | 7,977,789 | -0.18(-1.22%) |
| Feb 06, 2013 | 14.72 | 14.80 | 14.66 | 14.78 | 10,514,569 | +0.21(+1.44%) |
| Feb 04, 2013 | 14.57 | 14.77 | 14.51 | 14.57 | 16,372,938 | +0.19(+1.32%) |
| Feb 01, 2013 | 14.39 | 14.43 | 14.30 | 14.38 | 6,124,491 | +0.15(+1.05%) |
| Jan 31, 2013 | 14.10 | 14.33 | 14.07 | 14.23 | 8,859,454 | +0.08(+0.57%) |
| Jan 30, 2013 | 14.05 | 14.16 | 13.97 | 14.15 | 9,470,090 | +0.09(+0.64%) |
| Jan 29, 2013 | 13.95 | 14.19 | 13.93 | 14.06 | 10,914,915 | +0.04(+0.29%) |
| Jan 28, 2013 | 13.85 | 14.10 | 13.67 | 14.02 | 16,677,634 | +0.49(+3.62%) |
| Jan 25, 2013 | 13.52 | 13.60 | 13.49 | 13.53 | 6,877,522 | +0.05(+0.37%) |
| Jan 24, 2013 | 13.75 | 13.75 | 13.37 | 13.48 | 9,020,176 | -0.11(-0.81%) |
| Jan 23, 2013 | 13.81 | 13.97 | 13.59 | 13.59 | 8,232,861 | -0.20(-1.45%) |
| Jan 22, 2013 | 13.46 | 13.86 | 13.41 | 13.79 | 11,474,271 | +0.38(+2.83%) |
| Jan 18, 2013 | 13.45 | 13.52 | 13.36 | 13.41 | 17,143,611 | -0.02(-0.15%) |
| Jan 17, 2013 | 13.58 | 13.58 | 13.24 | 13.43 | 9,374,536 | -0.10(-0.74%) |
| Jan 16, 2013 | 13.69 | 13.77 | 13.49 | 13.53 | 8,243,113 | -0.16(-1.17%) |
| Jan 15, 2013 | 13.79 | 13.87 | 13.65 | 13.69 | 10,868,478 | -0.11(-0.80%) |
| Jan 14, 2013 | 13.83 | 13.89 | 13.66 | 13.80 | 6,531,438 | +0.00(+0.00%) |
| Jan 12, 2013 | 13.87 | 13.97 | 13.66 | 13.80 | 7,887,105 | +0.00(+0.00%) |
| Jan 11, 2013 | 13.87 | 13.97 | 13.66 | 13.80 | 7,887,105 | -0.05(-0.36%) |
| Jan 10, 2013 | 13.46 | 13.86 | 13.38 | 13.85 | 13,758,555 | +0.49(+3.67%) |
| Jan 09, 2013 | 13.39 | 13.43 | 13.23 | 13.36 | 11,490,299 | -0.31(-2.27%) |
| Jan 08, 2013 | 13.64 | 13.74 | 13.53 | 13.67 | 7,686,136 | +0.00(+0.00%) |
| Jan 07, 2013 | 14.19 | 14.19 | 13.65 | 13.67 | 10,835,997 | -0.35(-2.50%) |
| Jan 04, 2013 | 13.57 | 14.04 | 13.54 | 14.02 | 9,753,518 | +0.49(+3.62%) |
| Jan 03, 2013 | 13.75 | 13.78 | 13.45 | 13.53 | 10,129,148 | -0.23(-1.67%) |
| Jan 02, 2013 | 13.79 | 13.80 | 13.61 | 13.76 | 6,666,416 | +0.15(+1.10%) |
| Dec 31, 2012 | 13.38 | 13.62 | 13.20 | 13.61 | 6,205,949 | +0.23(+1.72%) |
| Dec 28, 2012 | 13.60 | 13.63 | 13.37 | 13.38 | 5,186,827 | -0.32(-2.34%) |
| Dec 27, 2012 | 13.54 | 13.72 | 13.39 | 13.70 | 7,144,544 | +0.28(+2.09%) |
| Dec 26, 2012 | 13.46 | 13.58 | 13.42 | 13.42 | 4,299,874 | -0.02(-0.15%) |
| Dec 24, 2012 | 13.63 | 14.00 | 13.37 | 13.44 | 2,071,841 | -0.15(-1.10%) |
| Dec 21, 2012 | 13.52 | 13.69 | 13.47 | 13.59 | 13,248,251 | -0.16(-1.16%) |
| Dec 20, 2012 | 13.76 | 13.77 | 13.52 | 13.75 | 10,506,883 | +0.05(+0.36%) |
| Dec 19, 2012 | 13.43 | 13.77 | 13.33 | 13.70 | 11,299,674 | +0.29(+2.16%) |
| Dec 18, 2012 | 13.22 | 13.42 | 13.18 | 13.41 | 9,585,254 | +0.18(+1.36%) |
| Dec 17, 2012 | 13.21 | 13.27 | 13.10 | 13.23 | 7,457,135 | +0.12(+0.92%) |
| Dec 14, 2012 | 13.23 | 13.30 | 13.05 | 13.11 | 8,294,000 | -0.14(-1.06%) |
| Dec 13, 2012 | 13.10 | 13.29 | 13.07 | 13.25 | 9,492,963 | +0.02(+0.15%) |
| Dec 12, 2012 | 13.28 | 13.30 | 13.17 | 13.23 | 13,847,384 | +0.00(+0.00%) |
| Dec 12, 2012 | 13.23 | 13.23 | 13.23 | 13.23 | 0 | +0.01(+0.08%) |
| Dec 11, 2012 | 13.05 | 13.32 | 13.01 | 13.22 | 10,425,252 | +1.14(+9.44%) |
| Dec 11, 2012 | 12.08 | 12.08 | 12.08 | 12.08 | 0 | -0.89(-6.86%) |
| Dec 10, 2012 | 12.96 | 13.07 | 12.85 | 12.97 | 7,260,595 | +0.50(+4.01%) |
| Dec 10, 2012 | 12.47 | 12.47 | 12.47 | 12.47 | 0 | -0.53(-4.08%) |
| Dec 07, 2012 | 12.95 | 13.10 | 12.85 | 13.00 | 7,802,657 | +0.07(+0.54%) |
| Dec 06, 2012 | 12.91 | 12.97 | 12.79 | 12.93 | 8,786,430 | +0.05(+0.39%) |
| Dec 05, 2012 | 12.84 | 12.92 | 12.68 | 12.88 | 8,847,933 | +0.07(+0.55%) |
| Dec 04, 2012 | 12.64 | 12.81 | 12.50 | 12.81 | 13,450,348 | +0.20(+1.59%) |
| Nov 30, 2012 | 12.70 | 12.83 | 12.51 | 12.61 | 9,713,607 | -0.06(-0.47%) |
| Nov 29, 2012 | 12.71 | 12.81 | 12.62 | 12.67 | 8,024,605 | -0.03(-0.24%) |
| Nov 28, 2012 | 12.52 | 12.73 | 12.51 | 12.70 | 7,154,669 | +0.11(+0.87%) |
| Nov 27, 2012 | 12.73 | 12.82 | 12.58 | 12.59 | 8,913,983 | -0.15(-1.22%) |
| Nov 26, 2012 | 12.77 | 12.90 | 12.64 | 12.74 | 7,761,130 | -0.06(-0.43%) |
| Nov 24, 2012 | 12.60 | 12.80 | 12.56 | 12.80 | 4,288,452 | +0.00(+0.00%) |
| Nov 23, 2012 | 12.60 | 12.80 | 12.56 | 12.80 | 4,288,452 | +0.24(+1.91%) |
| Nov 21, 2012 | 12.50 | 12.59 | 12.45 | 12.56 | 7,851,167 | +0.07(+0.56%) |
| Nov 20, 2012 | 12.46 | 12.55 | 12.28 | 12.49 | 17,281,307 | -0.25(-1.96%) |
| Nov 19, 2012 | 12.86 | 12.86 | 12.68 | 12.74 | 11,085,536 | +0.03(+0.24%) |
| Nov 16, 2012 | 12.74 | 12.80 | 12.55 | 12.71 | 11,625,636 | +0.02(+0.16%) |
| Nov 15, 2012 | 12.70 | 12.77 | 12.40 | 12.69 | 11,404,944 | +0.02(+0.16%) |
| Nov 14, 2012 | 12.71 | 12.75 | 12.41 | 12.67 | 18,788,859 | +0.07(+0.56%) |
| Nov 13, 2012 | 12.50 | 12.81 | 12.34 | 12.60 | 21,960,377 | +0.26(+2.11%) |
| Nov 12, 2012 | 12.41 | 12.52 | 12.31 | 12.34 | 9,009,840 | -0.01(-0.08%) |
| Nov 09, 2012 | 12.38 | 12.58 | 12.28 | 12.35 | 11,624,326 | -0.04(-0.32%) |
| Nov 08, 2012 | 12.57 | 12.66 | 12.28 | 12.39 | 14,105,090 | -0.16(-1.27%) |
| Nov 07, 2012 | 12.47 | 12.56 | 12.30 | 12.55 | 17,530,842 | +0.14(+1.13%) |
| Nov 06, 2012 | 12.51 | 12.59 | 12.37 | 12.41 | 19,314,544 | +0.19(+1.55%) |
| Nov 05, 2012 | 12.12 | 12.32 | 12.10 | 12.22 | 18,220,528 | +0.27(+2.26%) |
| Nov 02, 2012 | 12.39 | 12.50 | 11.93 | 11.95 | 25,427,482 | -0.32(-2.61%) |
| Nov 01, 2012 | 13.00 | 13.08 | 12.25 | 12.27 | 51,040,683 | -0.46(-3.61%) |
| Oct 31, 2012 | 14.60 | 14.69 | 12.48 | 12.73 | 62,736,203 | -5.20(-29.01%) |
| Oct 26, 2012 | 17.93 | 17.93 | 17.93 | 0 | +0.12(+0.67%) | |
| Oct 25, 2012 | 18.14 | 18.17 | 17.81 | 17.81 | 5,321,861 | -0.17(-0.95%) |
| Oct 24, 2012 | 18.11 | 18.51 | 17.94 | 17.98 | 4,388,158 | -0.04(-0.22%) |
| Oct 23, 2012 | 17.92 | 18.09 | 17.82 | 18.02 | 3,925,080 | +0.09(+0.50%) |
| Oct 19, 2012 | 18.27 | 18.35 | 17.75 | 17.93 | 5,145,840 | -0.39(-2.13%) |
| Oct 18, 2012 | 18.37 | 18.46 | 18.24 | 18.32 | 3,073,503 | -0.08(-0.43%) |
| Oct 17, 2012 | 18.23 | 18.42 | 18.13 | 18.40 | 3,961,421 | +0.24(+1.32%) |
| Oct 16, 2012 | 17.87 | 18.17 | 17.86 | 18.16 | 4,316,292 | +0.33(+1.85%) |
| Oct 15, 2012 | 17.90 | 17.97 | 17.79 | 17.83 | 4,321,245 | -0.05(-0.28%) |
| Oct 12, 2012 | 17.93 | 18.07 | 17.83 | 17.88 | 4,355,933 | -0.05(-0.28%) |
| Oct 11, 2012 | 18.06 | 18.20 | 17.93 | 17.93 | 4,006,346 | -0.05(-0.28%) |
| Oct 10, 2012 | 18.27 | 18.33 | 17.92 | 17.98 | 4,772,604 | -0.30(-1.64%) |
| Oct 09, 2012 | 18.35 | 18.42 | 18.24 | 18.28 | 3,504,560 | -0.07(-0.38%) |
| Oct 08, 2012 | 18.44 | 18.52 | 18.31 | 18.35 | 2,619,006 | -0.11(-0.60%) |
| Oct 06, 2012 | 18.51 | 18.59 | 18.37 | 18.46 | 3,108,275 | +0.00(+0.00%) |
| Oct 05, 2012 | 18.51 | 18.59 | 18.37 | 18.46 | 3,108,275 | +0.04(+0.22%) |
| Oct 04, 2012 | 18.36 | 18.60 | 18.32 | 18.42 | 4,982,784 | +0.16(+0.88%) |
| Oct 03, 2012 | 18.27 | 18.31 | 18.12 | 18.26 | 3,626,999 | +0.04(+0.22%) |
| Oct 02, 2012 | 18.20 | 18.28 | 18.12 | 18.22 | 4,142,876 | +0.08(+0.44%) |
| Oct 01, 2012 | 18.32 | 18.38 | 18.03 | 18.14 | 5,150,649 | -0.08(-0.44%) |
| Sep 28, 2012 | 18.36 | 18.39 | 18.18 | 18.22 | 4,598,993 | -0.20(-1.09%) |
| Sep 27, 2012 | 18.28 | 18.44 | 18.15 | 18.42 | 4,433,662 | +0.18(+0.99%) |
| Sep 26, 2012 | 18.41 | 18.56 | 18.21 | 18.24 | 5,978,310 | -0.11(-0.60%) |
| Sep 25, 2012 | 18.64 | 18.73 | 18.35 | 18.35 | 4,581,090 | -0.27(-1.45%) |
| Sep 24, 2012 | 18.61 | 18.74 | 18.57 | 18.62 | 2,444,916 | -0.05(-0.27%) |
| Sep 21, 2012 | 18.78 | 18.87 | 18.66 | 18.67 | 4,497,575 | -0.02(-0.11%) |
| Sep 20, 2012 | 18.41 | 18.72 | 18.30 | 18.69 | 5,006,573 | +0.00(+0.00%) |
| Sep 19, 2012 | 18.96 | 18.96 | 18.66 | 18.69 | 5,838,508 | -0.21(-1.11%) |
| Sep 18, 2012 | 19.03 | 19.03 | 18.71 | 18.90 | 5,383,650 | -0.06(-0.32%) |
| Sep 17, 2012 | 19.00 | 19.14 | 18.92 | 18.96 | 4,872,047 | -0.15(-0.78%) |
| Sep 14, 2012 | 18.78 | 19.11 | 18.67 | 19.11 | 6,812,586 | +0.38(+2.03%) |
| Sep 13, 2012 | 18.43 | 18.81 | 18.35 | 18.73 | 4,931,848 | +0.24(+1.30%) |
| Sep 12, 2012 | 18.36 | 18.50 | 18.33 | 18.49 | 4,696,555 | +0.16(+0.87%) |
| Sep 11, 2012 | 18.21 | 18.38 | 18.14 | 18.33 | 3,108,214 | +0.09(+0.49%) |
| Sep 10, 2012 | 18.15 | 18.32 | 18.08 | 18.24 | 4,638,554 | +0.09(+0.50%) |
| Sep 07, 2012 | 18.10 | 18.19 | 17.97 | 18.15 | 4,830,181 | +0.07(+0.39%) |
| Sep 06, 2012 | 17.77 | 18.10 | 17.75 | 18.08 | 4,729,273 | +0.40(+2.26%) |
| Sep 05, 2012 | 17.65 | 17.74 | 17.58 | 17.68 | 4,537,197 | +0.02(+0.11%) |
| Sep 04, 2012 | 17.61 | 17.73 | 17.50 | 17.66 | 3,640,614 | +0.05(+0.28%) |
| Aug 31, 2012 | 17.48 | 17.67 | 17.34 | 17.61 | 4,540,408 | +0.20(+1.15%) |
| Aug 30, 2012 | 17.40 | 17.49 | 17.32 | 17.41 | 3,096,296 | -0.12(-0.68%) |
| Aug 29, 2012 | 17.35 | 17.57 | 17.29 | 17.53 | 3,260,095 | +0.15(+0.86%) |
| Aug 27, 2012 | 17.45 | 17.56 | 17.37 | 17.38 | 2,586,598 | -0.04(-0.23%) |
| Aug 24, 2012 | 17.35 | 17.45 | 17.26 | 17.42 | 2,324,898 | +0.06(+0.35%) |
| Aug 23, 2012 | 17.47 | 17.51 | 17.31 | 17.36 | 2,332,190 | -0.12(-0.69%) |
| Aug 22, 2012 | 17.70 | 17.72 | 17.35 | 17.48 | 4,564,356 | -0.27(-1.52%) |
| Aug 21, 2012 | 17.84 | 17.93 | 17.68 | 17.75 | 3,054,945 | -0.07(-0.39%) |
| Aug 20, 2012 | 17.67 | 17.93 | 17.63 | 17.82 | 3,832,496 | +0.13(+0.73%) |
| Aug 17, 2012 | 17.81 | 17.82 | 17.61 | 17.69 | 4,206,325 | -0.04(-0.23%) |
| Aug 16, 2012 | 17.64 | 17.80 | 17.57 | 17.73 | 2,638,691 | +0.14(+0.80%) |
| Aug 15, 2012 | 17.60 | 17.72 | 17.56 | 17.59 | 3,462,991 | -0.04(-0.23%) |
| Aug 14, 2012 | 17.57 | 17.78 | 17.53 | 17.63 | 4,714,474 | +0.11(+0.63%) |
| Aug 13, 2012 | 17.48 | 17.55 | 17.25 | 17.52 | 3,204,215 | -0.13(-0.74%) |
| Aug 11, 2012 | 17.57 | 17.70 | 17.52 | 17.65 | 3,558,145 | +0.00(+0.00%) |
| Aug 10, 2012 | 17.57 | 17.70 | 17.52 | 17.65 | 3,558,145 | +0.02(+0.11%) |
| Aug 09, 2012 | 17.67 | 17.83 | 17.54 | 17.63 | 3,881,519 | -0.03(-0.17%) |
| Aug 08, 2012 | 17.60 | 17.70 | 17.44 | 17.66 | 4,060,744 | +0.06(+0.34%) |
| Aug 07, 2012 | 17.44 | 17.77 | 17.42 | 17.60 | 4,624,149 | +0.25(+1.44%) |
| Aug 06, 2012 | 17.27 | 17.50 | 17.27 | 17.35 | 4,672,636 | +0.09(+0.52%) |
| Aug 03, 2012 | 17.23 | 17.33 | 17.10 | 17.26 | 4,330,363 | +0.27(+1.59%) |
| Aug 02, 2012 | 17.00 | 17.07 | 16.76 | 16.99 | 7,120,621 | -0.12(-0.70%) |
| Aug 01, 2012 | 17.47 | 17.50 | 17.06 | 17.11 | 7,713,258 | -0.32(-1.84%) |
| Jul 31, 2012 | 17.57 | 17.58 | 17.36 | 17.43 | 4,136,726 | -0.13(-0.74%) |
| Jul 30, 2012 | 17.62 | 17.64 | 17.47 | 17.56 | 3,135,563 | -0.06(-0.34%) |
| Jul 27, 2012 | 17.35 | 17.67 | 17.22 | 17.62 | 5,563,982 | +0.35(+2.03%) |
| Jul 26, 2012 | 17.25 | 17.37 | 17.08 | 17.27 | 4,899,858 | +0.27(+1.59%) |
| Jul 25, 2012 | 17.24 | 17.48 | 16.96 | 17.00 | 6,943,065 | -0.27(-1.56%) |
| Jul 24, 2012 | 16.95 | 17.51 | 16.82 | 17.27 | 15,948,752 | +0.32(+1.89%) |
| Jul 23, 2012 | 16.56 | 16.97 | 16.40 | 16.95 | 10,114,921 | +0.19(+1.13%) |
| Jul 20, 2012 | 16.86 | 16.89 | 16.65 | 16.76 | 7,088,304 | -0.20(-1.18%) |
| Jul 19, 2012 | 17.16 | 17.16 | 16.91 | 16.96 | 5,217,688 | -0.07(-0.41%) |
| Jul 18, 2012 | 16.87 | 17.04 | 16.85 | 17.03 | 6,536,683 | +0.14(+0.83%) |
| Jul 17, 2012 | 16.81 | 16.93 | 16.67 | 16.89 | 3,235,609 | +0.14(+0.84%) |
| Jul 16, 2012 | 16.68 | 16.82 | 16.57 | 16.75 | 3,712,996 | +0.06(+0.36%) |
| Jul 14, 2012 | 16.49 | 16.71 | 16.39 | 16.69 | 4,022,264 | +0.00(+0.00%) |
| Jul 13, 2012 | 16.49 | 16.71 | 16.39 | 16.69 | 4,022,264 | +0.22(+1.34%) |
| Jul 12, 2012 | 16.64 | 16.69 | 16.32 | 16.47 | 6,062,462 | -0.34(-2.02%) |
| Jul 11, 2012 | 16.72 | 16.84 | 16.64 | 16.81 | 5,001,164 | +0.10(+0.60%) |
| Jul 10, 2012 | 16.95 | 17.08 | 16.63 | 16.71 | 4,059,716 | -0.19(-1.12%) |
| Jul 09, 2012 | 16.82 | 16.93 | 16.66 | 16.90 | 3,703,762 | +0.07(+0.42%) |
| Jul 06, 2012 | 16.85 | 16.89 | 16.68 | 16.83 | 2,534,359 | -0.13(-0.77%) |
| Jul 05, 2012 | 16.98 | 17.11 | 16.91 | 16.96 | 3,287,609 | -0.17(-0.99%) |
| Jul 03, 2012 | 16.91 | 17.14 | 16.91 | 17.13 | 1,555,021 | +0.15(+0.88%) |
| Jul 02, 2012 | 16.95 | 17.03 | 16.79 | 16.98 | 3,242,598 | +0.17(+1.01%) |
| Jun 30, 2012 | 16.72 | 16.84 | 16.58 | 16.81 | 3,742,610 | -0.03(-0.18%) |
| Jun 29, 2012 | 16.72 | 16.84 | 16.58 | 16.84 | 4,724,881 | +0.41(+2.50%) |
| Jun 28, 2012 | 16.33 | 16.46 | 16.25 | 16.43 | 4,779,711 | -0.07(-0.42%) |
| Jun 27, 2012 | 16.24 | 16.54 | 16.24 | 16.50 | 4,013,045 | +0.28(+1.73%) |
| Jun 26, 2012 | 16.39 | 16.51 | 16.21 | 16.22 | 4,771,823 | -0.18(-1.10%) |
| Jun 25, 2012 | 16.56 | 16.65 | 16.39 | 16.40 | 4,228,605 | -0.34(-2.03%) |
| Jun 22, 2012 | 16.78 | 16.81 | 16.71 | 16.74 | 5,793,239 | +0.04(+0.24%) |
| Jun 21, 2012 | 16.96 | 16.98 | 16.69 | 16.70 | 8,537,814 | -0.23(-1.36%) |
| Jun 20, 2012 | 16.65 | 16.93 | 16.52 | 16.93 | 9,345,678 | +0.33(+1.99%) |
| Jun 19, 2012 | 16.45 | 16.65 | 16.42 | 16.60 | 5,024,673 | +0.23(+1.41%) |
| Jun 18, 2012 | 16.18 | 16.39 | 16.08 | 16.37 | 6,292,321 | +0.13(+0.80%) |
| Jun 15, 2012 | 16.15 | 16.25 | 16.03 | 16.24 | 8,312,058 | +0.16(+1.00%) |
| Jun 14, 2012 | 15.92 | 16.12 | 15.88 | 16.08 | 4,694,609 | +0.16(+1.01%) |
| Jun 13, 2012 | 15.99 | 16.19 | 15.86 | 15.92 | 4,685,406 | -0.35(-2.15%) |
| Jun 12, 2012 | 16.14 | 16.27 | 16.01 | 16.27 | 4,638,076 | +0.24(+1.50%) |
| Jun 11, 2012 | 16.35 | 16.36 | 16.02 | 16.03 | 4,511,111 | -0.17(-1.05%) |
| Jun 08, 2012 | 16.50 | 16.58 | 16.17 | 16.20 | 8,291,278 | -0.36(-2.17%) |
| Jun 07, 2012 | 16.53 | 16.67 | 16.49 | 16.56 | 8,785,006 | +0.20(+1.22%) |
| Jun 06, 2012 | 16.11 | 16.36 | 16.06 | 16.36 | 9,681,548 | +0.31(+1.93%) |
| Jun 05, 2012 | 15.87 | 16.13 | 15.81 | 16.05 | 6,349,581 | +0.11(+0.69%) |
| Jun 04, 2012 | 15.97 | 16.10 | 15.79 | 15.94 | 4,752,306 | -0.03(-0.19%) |
| Jun 02, 2012 | 16.23 | 16.23 | 15.93 | 15.97 | 7,187,571 | +0.00(+0.00%) |
| Jun 01, 2012 | 16.23 | 16.23 | 15.93 | 15.97 | 7,187,571 | -0.43(-2.62%) |
| May 31, 2012 | 16.61 | 16.66 | 16.30 | 16.40 | 8,484,744 | -0.23(-1.38%) |
| May 30, 2012 | 16.83 | 17.00 | 16.62 | 16.63 | 5,158,349 | -0.39(-2.29%) |
| May 29, 2012 | 17.03 | 17.09 | 16.82 | 17.02 | 5,340,219 | +0.12(+0.71%) |
| May 25, 2012 | 17.06 | 17.08 | 16.86 | 16.90 | 3,524,485 | -0.13(-0.76%) |
| May 24, 2012 | 17.08 | 17.19 | 16.88 | 17.03 | 4,159,649 | -0.01(-0.06%) |
| May 23, 2012 | 16.82 | 17.08 | 16.76 | 17.04 | 4,369,496 | +0.10(+0.59%) |
| May 22, 2012 | 17.02 | 17.15 | 16.84 | 16.94 | 3,456,533 | +0.01(+0.06%) |
| May 21, 2012 | 16.55 | 16.94 | 16.45 | 16.93 | 5,946,291 | +0.39(+2.36%) |
| May 18, 2012 | 16.83 | 16.92 | 16.52 | 16.54 | 5,374,939 | -0.25(-1.49%) |
| May 17, 2012 | 17.11 | 17.12 | 16.79 | 16.79 | 5,388,791 | -0.30(-1.76%) |
| May 16, 2012 | 17.27 | 17.40 | 17.09 | 17.09 | 5,136,909 | -0.08(-0.47%) |
| May 15, 2012 | 17.29 | 17.49 | 17.14 | 17.17 | 4,975,295 | -0.15(-0.87%) |
| May 14, 2012 | 17.00 | 17.42 | 17.00 | 17.32 | 7,470,879 | +0.20(+1.17%) |
| May 11, 2012 | 17.15 | 17.36 | 17.10 | 17.12 | 7,387,451 | -0.16(-0.93%) |
| May 10, 2012 | 17.44 | 17.44 | 17.19 | 17.28 | 7,395,714 | +0.07(+0.41%) |
| May 09, 2012 | 17.37 | 17.38 | 17.20 | 17.21 | 9,026,229 | -0.31(-1.77%) |
| May 08, 2012 | 17.50 | 17.61 | 17.34 | 17.52 | 7,089,634 | -0.08(-0.45%) |
| May 07, 2012 | 17.71 | 17.84 | 17.57 | 17.60 | 7,465,779 | -0.10(-0.56%) |
| May 04, 2012 | 17.76 | 17.82 | 17.62 | 17.70 | 5,477,870 | -0.18(-1.01%) |
| May 03, 2012 | 18.10 | 18.13 | 17.85 | 17.88 | 5,437,825 | -0.19(-1.05%) |
| May 02, 2012 | 18.30 | 18.33 | 18.05 | 18.07 | 9,561,374 | -0.36(-1.95%) |
| May 01, 2012 | 18.38 | 18.68 | 18.36 | 18.43 | 4,451,136 | +0.05(+0.27%) |
| Apr 30, 2012 | 18.50 | 18.63 | 18.30 | 18.38 | 4,772,067 | -0.19(-1.02%) |
| Apr 27, 2012 | 18.38 | 18.67 | 18.26 | 18.57 | 6,506,362 | +0.28(+1.53%) |
| Apr 26, 2012 | 18.41 | 18.41 | 18.23 | 18.29 | 5,760,002 | -0.09(-0.49%) |
| Apr 25, 2012 | 18.21 | 18.40 | 18.11 | 18.38 | 9,375,325 | +0.32(+1.77%) |
| Apr 24, 2012 | 17.84 | 18.18 | 17.71 | 18.06 | 9,477,588 | +0.11(+0.61%) |
| Apr 23, 2012 | 17.82 | 18.03 | 17.70 | 17.95 | 9,169,283 | -0.05(-0.28%) |
| Apr 20, 2012 | 18.09 | 18.19 | 17.97 | 18.00 | 4,859,452 | -0.05(-0.28%) |
| Apr 19, 2012 | 17.78 | 18.10 | 17.75 | 18.05 | 7,597,834 | +0.31(+1.75%) |
| Apr 18, 2012 | 17.92 | 17.94 | 17.74 | 17.74 | 5,744,836 | -0.29(-1.61%) |
| Apr 17, 2012 | 17.83 | 18.10 | 17.80 | 18.03 | 4,645,805 | +0.30(+1.69%) |
| Apr 16, 2012 | 17.63 | 17.78 | 17.60 | 17.73 | 4,845,458 | +0.17(+0.97%) |
| Apr 13, 2012 | 17.74 | 17.79 | 17.56 | 17.56 | 2,918,025 | -0.25(-1.40%) |
| Apr 12, 2012 | 17.60 | 17.82 | 17.56 | 17.81 | 3,559,367 | +0.24(+1.37%) |
| Apr 11, 2012 | 17.44 | 17.59 | 17.40 | 17.57 | 3,639,847 | +0.25(+1.44%) |
| Apr 10, 2012 | 17.58 | 17.69 | 17.28 | 17.32 | 5,251,038 | -0.33(-1.87%) |
| Apr 09, 2012 | 17.73 | 17.78 | 17.58 | 17.65 | 3,879,237 | -0.27(-1.51%) |
| Apr 05, 2012 | 18.19 | 18.20 | 17.84 | 17.92 | 6,827,349 | +0.11(+0.62%) |
| Apr 04, 2012 | 17.91 | 17.97 | 17.71 | 17.81 | 4,146,277 | -0.25(-1.38%) |
| Apr 03, 2012 | 18.15 | 18.18 | 17.92 | 18.06 | 6,481,232 | -0.07(-0.39%) |
| Apr 02, 2012 | 17.54 | 18.20 | 17.53 | 18.13 | 8,231,358 | +0.53(+3.01%) |
| Mar 30, 2012 | 18.00 | 18.00 | 17.57 | 17.60 | 6,884,329 | -0.27(-1.51%) |
| Mar 29, 2012 | 17.79 | 17.90 | 17.75 | 17.87 | 3,726,888 | -0.02(-0.11%) |
| Mar 28, 2012 | 18.10 | 18.13 | 17.81 | 17.89 | 5,011,350 | -0.23(-1.27%) |
| Mar 27, 2012 | 18.25 | 18.30 | 18.12 | 18.12 | 4,193,193 | -0.11(-0.60%) |
| Mar 26, 2012 | 17.99 | 18.23 | 17.94 | 18.23 | 5,502,312 | +0.30(+1.67%) |
| Mar 23, 2012 | 17.73 | 17.97 | 17.66 | 17.93 | 5,173,125 | +0.21(+1.19%) |
| Mar 22, 2012 | 17.59 | 17.86 | 17.55 | 17.72 | 4,195,523 | +0.11(+0.62%) |
| Mar 21, 2012 | 17.80 | 17.81 | 17.61 | 17.61 | 7,627,499 | -0.20(-1.12%) |
| Mar 20, 2012 | 17.93 | 17.97 | 17.76 | 17.81 | 6,052,217 | -0.19(-1.06%) |
| Mar 19, 2012 | 18.02 | 18.07 | 17.88 | 18.00 | 7,438,531 | -0.05(-0.28%) |
| Mar 16, 2012 | 17.99 | 18.16 | 17.95 | 18.05 | 6,010,576 | +0.05(+0.28%) |
| Mar 15, 2012 | 18.03 | 18.18 | 17.95 | 18.00 | 8,929,213 | -0.05(-0.28%) |
| Mar 14, 2012 | 18.07 | 18.25 | 17.94 | 18.05 | 7,476,380 | -0.06(-0.33%) |
| Mar 13, 2012 | 17.86 | 18.12 | 17.82 | 18.11 | 9,122,771 | +0.33(+1.86%) |
| Mar 12, 2012 | 17.62 | 17.89 | 17.56 | 17.78 | 8,885,076 | +0.11(+0.62%) |
| Mar 09, 2012 | 17.39 | 17.73 | 17.35 | 17.67 | 9,875,623 | +0.29(+1.67%) |
| Mar 08, 2012 | 17.40 | 17.54 | 17.33 | 17.38 | 7,324,629 | +0.13(+0.75%) |
| Mar 07, 2012 | 17.14 | 17.32 | 17.08 | 17.25 | 6,009,767 | +0.18(+1.05%) |
| Mar 06, 2012 | 16.99 | 17.15 | 16.99 | 17.07 | 7,131,599 | -0.07(-0.41%) |
| Mar 05, 2012 | 17.29 | 17.33 | 17.08 | 17.14 | 7,384,219 | -0.15(-0.87%) |
| Mar 02, 2012 | 17.49 | 17.50 | 17.23 | 17.29 | 8,844,366 | -0.15(-0.86%) |