| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 21, 2013 | 22.49 | 22.56 | 22.26 | 22.33 | 522,653 | -0.21(-0.93%) |
| May 20, 2013 | 22.30 | 22.66 | 22.26 | 22.54 | 520,512 | +0.16(+0.71%) |
| May 17, 2013 | 22.41 | 22.45 | 22.16 | 22.38 | 385,389 | +0.22(+0.99%) |
| May 16, 2013 | 22.01 | 22.28 | 21.93 | 22.16 | 751,730 | +0.18(+0.82%) |
| May 15, 2013 | 21.60 | 21.99 | 21.44 | 21.98 | 548,923 | -0.15(-0.68%) |
| May 13, 2013 | 22.20 | 22.30 | 22.02 | 22.13 | 509,692 | -0.24(-1.07%) |
| May 10, 2013 | 21.96 | 22.44 | 21.74 | 22.37 | 824,086 | +0.02(+0.09%) |
| May 09, 2013 | 22.40 | 22.50 | 22.24 | 22.35 | 533,849 | -0.16(-0.71%) |
| May 08, 2013 | 22.38 | 22.58 | 22.33 | 22.51 | 377,696 | +0.26(+1.17%) |
| May 07, 2013 | 22.34 | 22.46 | 22.13 | 22.25 | 476,319 | -0.09(-0.40%) |
| May 06, 2013 | 22.22 | 22.45 | 22.11 | 22.34 | 477,121 | +0.08(+0.36%) |
| May 03, 2013 | 22.15 | 22.38 | 21.90 | 22.26 | 1,277,854 | +0.36(+1.64%) |
| May 02, 2013 | 21.25 | 21.95 | 21.23 | 21.90 | 767,205 | +0.79(+3.74%) |
| May 01, 2013 | 21.12 | 21.23 | 20.93 | 21.11 | 1,902,875 | -0.56(-2.58%) |
| Apr 30, 2013 | 21.98 | 21.99 | 21.63 | 21.67 | 716,487 | -0.30(-1.37%) |
| Apr 29, 2013 | 21.78 | 22.07 | 21.70 | 21.97 | 637,372 | +0.35(+1.62%) |
| Apr 26, 2013 | 21.71 | 21.75 | 21.52 | 21.62 | 713,990 | -0.13(-0.60%) |
| Apr 25, 2013 | 21.28 | 21.88 | 21.24 | 21.75 | 1,092,175 | +0.44(+2.06%) |
| Apr 24, 2013 | 20.91 | 21.34 | 20.89 | 21.31 | 594,720 | +0.50(+2.40%) |
| Apr 23, 2013 | 20.55 | 20.81 | 20.49 | 20.81 | 622,660 | +0.05(+0.24%) |
| Apr 22, 2013 | 20.62 | 20.82 | 20.39 | 20.76 | 474,971 | +0.27(+1.32%) |
| Apr 19, 2013 | 20.50 | 20.60 | 20.41 | 20.49 | 492,069 | -0.13(-0.63%) |
| Apr 18, 2013 | 20.33 | 20.63 | 20.11 | 20.62 | 519,975 | +0.41(+2.03%) |
| Apr 17, 2013 | 20.48 | 20.51 | 20.06 | 20.21 | 721,885 | -0.52(-2.51%) |
| Apr 16, 2013 | 20.63 | 20.76 | 20.44 | 20.73 | 460,107 | +0.19(+0.93%) |
| Apr 15, 2013 | 20.86 | 20.90 | 20.51 | 20.54 | 992,826 | -0.75(-3.52%) |
| Apr 12, 2013 | 21.40 | 21.48 | 21.11 | 21.29 | 686,175 | -0.59(-2.70%) |
| Apr 11, 2013 | 22.06 | 22.11 | 21.78 | 21.88 | 256,735 | -0.27(-1.22%) |
| Apr 10, 2013 | 21.95 | 22.21 | 21.90 | 22.15 | 217,467 | +0.12(+0.54%) |
| Apr 09, 2013 | 21.82 | 22.14 | 21.75 | 22.03 | 475,799 | +0.11(+0.50%) |
| Apr 08, 2013 | 21.71 | 21.93 | 21.64 | 21.92 | 297,226 | +0.14(+0.64%) |
| Apr 05, 2013 | 21.63 | 21.80 | 21.53 | 21.78 | 382,500 | -0.08(-0.37%) |
| Apr 04, 2013 | 21.77 | 22.02 | 21.57 | 21.86 | 863,014 | -0.28(-1.26%) |
| Apr 03, 2013 | 22.77 | 22.77 | 22.09 | 22.14 | 801,137 | -0.62(-2.72%) |
| Apr 02, 2013 | 22.52 | 22.91 | 22.52 | 22.76 | 1,460,799 | +0.05(+0.22%) |
| Apr 01, 2013 | 22.54 | 22.76 | 22.47 | 22.71 | 372,715 | -0.06(-0.26%) |
| Mar 28, 2013 | 22.66 | 22.82 | 22.61 | 22.77 | 373,183 | +0.16(+0.71%) |
| Mar 27, 2013 | 22.43 | 22.69 | 22.39 | 22.61 | 489,104 | +0.05(+0.22%) |
| Mar 26, 2013 | 22.40 | 22.60 | 22.31 | 22.56 | 386,242 | +0.44(+1.99%) |
| Mar 25, 2013 | 22.14 | 22.39 | 22.00 | 22.12 | 593,775 | +0.17(+0.77%) |
| Mar 22, 2013 | 21.75 | 21.96 | 21.62 | 21.95 | 268,452 | +0.37(+1.71%) |
| Mar 21, 2013 | 21.69 | 21.83 | 21.46 | 21.58 | 305,403 | -0.27(-1.24%) |
| Mar 20, 2013 | 21.83 | 21.89 | 21.62 | 21.85 | 407,078 | +0.24(+1.11%) |
| Mar 19, 2013 | 22.02 | 22.05 | 21.59 | 21.61 | 554,682 | -0.37(-1.68%) |
| Mar 18, 2013 | 21.57 | 22.05 | 21.55 | 21.98 | 483,993 | +0.03(+0.14%) |
| Mar 15, 2013 | 21.95 | 22.00 | 21.83 | 21.95 | 229,963 | +0.12(+0.55%) |
| Mar 14, 2013 | 21.73 | 21.87 | 21.71 | 21.83 | 267,385 | +0.15(+0.69%) |
| Mar 13, 2013 | 21.89 | 21.93 | 21.57 | 21.68 | 543,599 | -0.05(-0.23%) |
| Mar 12, 2013 | 21.84 | 21.96 | 21.70 | 21.73 | 343,480 | +0.17(+0.79%) |
| Mar 11, 2013 | 21.44 | 21.64 | 21.34 | 21.56 | 256,126 | -0.01(-0.05%) |
| Mar 08, 2013 | 21.44 | 21.60 | 21.35 | 21.57 | 414,749 | +0.08(+0.37%) |
| Mar 07, 2013 | 21.35 | 21.53 | 21.33 | 21.49 | 438,354 | +0.28(+1.32%) |
| Mar 06, 2013 | 21.23 | 21.24 | 21.00 | 21.21 | 502,219 | -0.11(-0.52%) |
| Mar 05, 2013 | 21.22 | 21.35 | 21.12 | 21.32 | 318,829 | +0.21(+0.99%) |
| Mar 04, 2013 | 21.25 | 21.25 | 20.94 | 21.11 | 542,713 | -0.24(-1.12%) |