| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 22, 2013 | 23.24 | 23.30 | 22.67 | 22.79 | 97,189 | -0.36(-1.56%) |
| May 21, 2013 | 23.31 | 23.33 | 23.09 | 23.15 | 120,497 | -0.08(-0.34%) |
| May 20, 2013 | 22.93 | 23.29 | 22.91 | 23.23 | 99,093 | +0.37(+1.62%) |
| May 17, 2013 | 22.45 | 22.88 | 22.45 | 22.86 | 108,193 | +0.47(+2.10%) |
| May 16, 2013 | 22.56 | 22.62 | 22.36 | 22.39 | 20,657 | -0.14(-0.62%) |
| May 15, 2013 | 22.36 | 22.54 | 22.36 | 22.53 | 50,755 | +0.32(+1.44%) |
| May 13, 2013 | 22.25 | 22.25 | 22.10 | 22.21 | 239,931 | -0.08(-0.36%) |
| May 10, 2013 | 22.30 | 22.30 | 22.11 | 22.29 | 32,112 | -0.11(-0.49%) |
| May 09, 2013 | 22.45 | 22.52 | 22.27 | 22.40 | 30,268 | -0.09(-0.40%) |
| May 08, 2013 | 22.47 | 22.52 | 22.34 | 22.49 | 43,646 | +0.03(+0.13%) |
| May 07, 2013 | 22.41 | 22.48 | 22.27 | 22.46 | 143,009 | +0.25(+1.13%) |
| May 06, 2013 | 22.16 | 22.29 | 22.07 | 22.21 | 36,454 | +0.18(+0.82%) |
| May 03, 2013 | 21.82 | 22.09 | 21.82 | 22.03 | 59,105 | +0.48(+2.23%) |
| May 02, 2013 | 21.42 | 21.60 | 21.32 | 21.55 | 18,128 | +0.31(+1.46%) |
| May 01, 2013 | 21.69 | 21.69 | 21.20 | 21.24 | 39,734 | -0.39(-1.80%) |
| Apr 30, 2013 | 21.60 | 21.64 | 21.46 | 21.63 | 18,386 | +0.14(+0.65%) |
| Apr 29, 2013 | 21.30 | 21.57 | 21.27 | 21.49 | 38,251 | +0.25(+1.18%) |
| Apr 26, 2013 | 21.25 | 21.26 | 21.16 | 21.24 | 39,413 | -0.05(-0.23%) |
| Apr 25, 2013 | 21.49 | 21.58 | 21.26 | 21.29 | 67,333 | -0.10(-0.45%) |
| Apr 24, 2013 | 21.10 | 21.50 | 21.10 | 21.39 | 23,699 | +0.30(+1.42%) |
| Apr 23, 2013 | 20.95 | 21.09 | 20.82 | 21.09 | 26,282 | +0.22(+1.03%) |
| Apr 22, 2013 | 20.72 | 20.93 | 20.54 | 20.87 | 19,897 | +0.30(+1.46%) |
| Apr 19, 2013 | 20.72 | 20.72 | 20.43 | 20.57 | 70,861 | -0.06(-0.28%) |
| Apr 18, 2013 | 20.58 | 20.76 | 20.29 | 20.63 | 57,043 | +0.20(+0.96%) |
| Apr 17, 2013 | 20.87 | 20.87 | 20.25 | 20.43 | 55,814 | -0.58(-2.76%) |
| Apr 16, 2013 | 21.05 | 21.05 | 20.69 | 21.01 | 81,390 | +0.29(+1.40%) |
| Apr 15, 2013 | 21.51 | 21.51 | 20.67 | 20.72 | 51,307 | -1.02(-4.69%) |
| Apr 12, 2013 | 22.01 | 22.01 | 21.57 | 21.74 | 20,898 | -0.37(-1.69%) |
| Apr 11, 2013 | 22.16 | 22.32 | 22.06 | 22.11 | 33,179 | +0.00(+0.02%) |
| Apr 10, 2013 | 22.05 | 22.17 | 21.98 | 22.11 | 20,154 | +0.15(+0.68%) |
| Apr 09, 2013 | 21.79 | 22.04 | 21.67 | 21.96 | 26,854 | +0.22(+1.01%) |
| Apr 08, 2013 | 21.57 | 21.74 | 21.51 | 21.74 | 64,693 | +0.22(+1.02%) |
| Apr 05, 2013 | 21.01 | 21.53 | 20.95 | 21.52 | 54,753 | +0.21(+0.99%) |
| Apr 04, 2013 | 21.26 | 21.34 | 21.15 | 21.31 | 22,685 | +0.00(+0.00%) |
| Apr 03, 2013 | 21.97 | 21.97 | 21.19 | 21.31 | 42,498 | -0.55(-2.50%) |
| Apr 02, 2013 | 22.17 | 22.17 | 21.82 | 21.86 | 58,099 | -0.22(-1.01%) |
| Apr 01, 2013 | 22.42 | 22.42 | 21.98 | 22.08 | 83,375 | -0.30(-1.34%) |
| Mar 28, 2013 | 22.44 | 22.48 | 22.34 | 22.38 | 41,389 | -0.05(-0.23%) |
| Mar 27, 2013 | 22.28 | 22.47 | 22.13 | 22.43 | 27,828 | +0.06(+0.27%) |
| Mar 26, 2013 | 22.21 | 22.40 | 22.19 | 22.37 | 38,493 | +0.25(+1.13%) |
| Mar 25, 2013 | 22.27 | 22.39 | 22.07 | 22.12 | 71,255 | -0.07(-0.32%) |
| Mar 22, 2013 | 22.15 | 22.28 | 22.10 | 22.19 | 39,956 | +0.11(+0.50%) |
| Mar 21, 2013 | 22.13 | 22.28 | 22.06 | 22.08 | 100,667 | -0.22(-0.99%) |
| Mar 20, 2013 | 22.31 | 22.36 | 22.10 | 22.30 | 45,037 | +0.11(+0.50%) |
| Mar 19, 2013 | 22.66 | 22.66 | 22.00 | 22.19 | 21,415 | -0.41(-1.81%) |
| Mar 18, 2013 | 22.52 | 22.82 | 22.50 | 22.60 | 84,867 | -0.25(-1.10%) |
| Mar 15, 2013 | 22.79 | 22.93 | 22.75 | 22.85 | 22,996 | +0.11(+0.48%) |
| Mar 14, 2013 | 22.38 | 22.77 | 22.38 | 22.74 | 16,908 | +0.37(+1.65%) |
| Mar 13, 2013 | 22.50 | 22.50 | 22.30 | 22.37 | 22,850 | -0.09(-0.39%) |
| Mar 12, 2013 | 22.35 | 22.53 | 22.35 | 22.46 | 18,699 | +0.08(+0.35%) |
| Mar 11, 2013 | 22.34 | 22.39 | 22.16 | 22.38 | 33,461 | +0.01(+0.04%) |
| Mar 08, 2013 | 22.31 | 22.40 | 22.21 | 22.37 | 24,006 | +0.19(+0.87%) |
| Mar 07, 2013 | 22.04 | 22.22 | 21.91 | 22.18 | 39,057 | +0.22(+0.98%) |
| Mar 06, 2013 | 22.01 | 22.05 | 21.86 | 21.96 | 45,251 | +0.06(+0.28%) |
| Mar 05, 2013 | 21.87 | 21.95 | 21.80 | 21.90 | 31,504 | +0.20(+0.91%) |
| Mar 04, 2013 | 21.78 | 21.79 | 21.47 | 21.70 | 36,545 | -0.08(-0.36%) |