| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 22, 2013 | 21.27 | 21.81 | 20.64 | 20.94 | 8,444,445 | -0.23(-1.09%) |
| May 21, 2013 | 21.22 | 21.84 | 20.86 | 21.17 | 10,318,859 | +0.08(+0.38%) |
| May 20, 2013 | 20.24 | 21.09 | 20.15 | 21.09 | 10,281,413 | +0.88(+4.35%) |
| May 17, 2013 | 20.21 | 20.41 | 20.04 | 20.21 | 6,628,821 | +0.07(+0.35%) |
| May 16, 2013 | 19.94 | 20.72 | 19.80 | 20.14 | 9,702,523 | +0.01(+0.05%) |
| May 15, 2013 | 19.64 | 20.22 | 19.51 | 20.13 | 6,615,551 | -0.01(-0.05%) |
| May 13, 2013 | 20.77 | 21.00 | 20.10 | 20.14 | 7,501,920 | -0.87(-4.14%) |
| May 10, 2013 | 21.01 | 21.12 | 20.36 | 21.01 | 6,319,920 | -0.11(-0.52%) |
| May 09, 2013 | 20.90 | 21.54 | 20.43 | 21.12 | 8,699,435 | +0.22(+1.05%) |
| May 08, 2013 | 20.47 | 21.15 | 20.42 | 20.90 | 7,602,148 | +0.43(+2.10%) |
| May 07, 2013 | 20.88 | 21.10 | 20.43 | 20.47 | 5,675,205 | -0.39(-1.87%) |
| May 06, 2013 | 20.67 | 20.99 | 20.61 | 20.86 | 4,101,827 | +0.19(+0.92%) |
| May 03, 2013 | 20.58 | 20.82 | 20.36 | 20.67 | 5,840,400 | +0.31(+1.52%) |
| May 02, 2013 | 20.10 | 20.49 | 19.46 | 20.36 | 8,911,275 | +0.51(+2.57%) |
| May 01, 2013 | 19.88 | 20.23 | 19.59 | 19.85 | 7,526,220 | -0.21(-1.05%) |
| Apr 30, 2013 | 19.27 | 20.14 | 19.05 | 20.06 | 6,633,828 | +0.76(+3.94%) |
| Apr 29, 2013 | 19.37 | 19.50 | 19.12 | 19.30 | 6,284,948 | +0.13(+0.68%) |
| Apr 26, 2013 | 19.65 | 19.70 | 19.04 | 19.17 | 6,591,253 | -0.53(-2.69%) |
| Apr 25, 2013 | 19.77 | 20.40 | 19.54 | 19.70 | 9,713,897 | +0.13(+0.66%) |
| Apr 24, 2013 | 19.06 | 19.80 | 19.05 | 19.57 | 8,092,644 | +0.61(+3.22%) |
| Apr 23, 2013 | 19.02 | 19.10 | 18.38 | 18.96 | 9,826,866 | +0.08(+0.42%) |
| Apr 22, 2013 | 19.20 | 19.25 | 18.22 | 18.88 | 11,842,423 | -0.31(-1.62%) |
| Apr 19, 2013 | 20.50 | 20.64 | 18.97 | 19.19 | 12,650,824 | -1.27(-6.21%) |
| Apr 18, 2013 | 19.43 | 20.97 | 19.00 | 20.46 | 17,264,919 | +1.44(+7.57%) |
| Apr 17, 2013 | 19.15 | 19.25 | 18.56 | 19.02 | 11,124,911 | -0.37(-1.91%) |
| Apr 16, 2013 | 19.58 | 19.80 | 19.02 | 19.39 | 6,482,026 | +0.13(+0.67%) |
| Apr 15, 2013 | 20.38 | 20.38 | 19.17 | 19.26 | 11,153,716 | -1.51(-7.27%) |
| Apr 12, 2013 | 21.27 | 21.36 | 20.26 | 20.77 | 5,948,666 | -0.06(-0.29%) |
| Apr 11, 2013 | 20.85 | 21.05 | 20.50 | 20.83 | 4,314,055 | -0.03(-0.14%) |
| Apr 10, 2013 | 21.19 | 21.38 | 20.80 | 20.86 | 4,744,939 | -0.15(-0.71%) |
| Apr 09, 2013 | 20.44 | 21.18 | 20.41 | 21.01 | 6,691,729 | +0.67(+3.29%) |
| Apr 08, 2013 | 20.16 | 20.53 | 20.11 | 20.34 | 4,114,247 | +0.17(+0.84%) |
| Apr 05, 2013 | 19.53 | 20.23 | 19.38 | 20.17 | 10,458,223 | +0.40(+2.02%) |
| Apr 04, 2013 | 20.08 | 20.15 | 19.55 | 19.77 | 7,216,033 | -0.38(-1.89%) |
| Apr 03, 2013 | 19.93 | 20.44 | 19.81 | 20.15 | 8,815,894 | +0.23(+1.15%) |
| Apr 02, 2013 | 20.62 | 20.65 | 19.81 | 19.92 | 9,063,998 | -0.61(-2.97%) |
| Apr 01, 2013 | 21.20 | 21.20 | 20.46 | 20.53 | 5,157,493 | -0.62(-2.93%) |
| Mar 28, 2013 | 21.24 | 21.25 | 20.94 | 21.15 | 7,342,654 | -0.11(-0.52%) |
| Mar 27, 2013 | 20.67 | 21.29 | 20.35 | 21.26 | 9,352,676 | +0.28(+1.33%) |
| Mar 26, 2013 | 21.30 | 21.41 | 20.77 | 20.98 | 6,145,204 | +0.18(+0.87%) |
| Mar 25, 2013 | 21.00 | 21.17 | 20.55 | 20.80 | 5,702,686 | -0.17(-0.81%) |
| Mar 22, 2013 | 21.05 | 21.05 | 20.67 | 20.97 | 3,435,814 | +0.18(+0.87%) |
| Mar 21, 2013 | 21.02 | 21.34 | 20.78 | 20.79 | 6,833,783 | -0.41(-1.93%) |
| Mar 20, 2013 | 21.47 | 21.48 | 20.83 | 21.20 | 9,324,389 | -0.05(-0.24%) |
| Mar 19, 2013 | 22.13 | 22.13 | 21.10 | 21.25 | 9,603,191 | -0.87(-3.93%) |
| Mar 18, 2013 | 21.71 | 22.69 | 21.53 | 22.12 | 9,197,752 | +0.28(+1.28%) |
| Mar 15, 2013 | 21.61 | 22.03 | 21.49 | 21.84 | 8,292,021 | +0.17(+0.78%) |
| Mar 14, 2013 | 21.45 | 21.70 | 21.02 | 21.67 | 6,807,761 | +0.30(+1.40%) |
| Mar 13, 2013 | 21.71 | 21.78 | 21.25 | 21.37 | 4,500,998 | -0.33(-1.52%) |
| Mar 12, 2013 | 21.66 | 22.04 | 21.50 | 21.70 | 4,740,645 | +0.10(+0.46%) |
| Mar 11, 2013 | 21.64 | 21.86 | 21.40 | 21.60 | 6,161,177 | -0.40(-1.82%) |
| Mar 08, 2013 | 21.96 | 22.23 | 21.72 | 22.00 | 5,716,299 | +0.22(+1.01%) |
| Mar 07, 2013 | 21.64 | 21.97 | 21.40 | 21.78 | 5,910,382 | +0.25(+1.16%) |
| Mar 06, 2013 | 20.98 | 21.75 | 20.84 | 21.53 | 7,794,521 | +0.73(+3.51%) |
| Mar 05, 2013 | 20.58 | 21.11 | 20.55 | 20.80 | 7,541,838 | +0.36(+1.76%) |
| Mar 04, 2013 | 20.50 | 20.69 | 20.07 | 20.44 | 8,058,596 | -0.12(-0.58%) |