| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 23, 2013 | 21.61 | 21.67 | 21.52 | 21.65 | 16,954 | +0.17(+0.79%) |
| May 22, 2013 | 21.58 | 21.75 | 21.48 | 21.48 | 34,010 | -0.20(-0.92%) |
| May 21, 2013 | 21.70 | 21.76 | 21.63 | 21.68 | 48,413 | +0.03(+0.14%) |
| May 20, 2013 | 21.62 | 21.77 | 21.55 | 21.65 | 29,419 | -0.02(-0.09%) |
| May 17, 2013 | 21.83 | 21.84 | 21.66 | 21.67 | 28,543 | -0.04(-0.18%) |
| May 16, 2013 | 21.84 | 21.85 | 21.70 | 21.71 | 31,070 | -0.06(-0.28%) |
| May 15, 2013 | 21.75 | 21.85 | 21.71 | 21.77 | 29,154 | +0.00(+0.01%) |
| May 13, 2013 | 21.88 | 21.88 | 21.73 | 21.77 | 12,890 | -0.04(-0.19%) |
| May 10, 2013 | 21.73 | 21.82 | 21.73 | 21.81 | 10,059 | +0.08(+0.37%) |
| May 09, 2013 | 21.71 | 21.85 | 21.71 | 21.73 | 45,439 | -0.03(-0.14%) |
| May 08, 2013 | 21.69 | 21.78 | 21.69 | 21.76 | 26,276 | +0.05(+0.23%) |
| May 07, 2013 | 21.86 | 21.86 | 21.67 | 21.71 | 36,721 | -0.03(-0.14%) |
| May 06, 2013 | 21.58 | 21.75 | 21.58 | 21.74 | 30,186 | +0.17(+0.79%) |
| May 03, 2013 | 21.73 | 21.82 | 21.57 | 21.57 | 20,501 | -0.19(-0.89%) |
| May 02, 2013 | 21.84 | 21.85 | 21.65 | 21.76 | 5,961 | -0.02(-0.07%) |
| May 01, 2013 | 21.78 | 21.78 | 21.61 | 21.78 | 21,516 | +0.03(+0.14%) |
| Apr 30, 2013 | 21.75 | 21.75 | 21.61 | 21.75 | 8,995 | +0.00(+0.00%) |
| Apr 29, 2013 | 21.65 | 21.75 | 21.56 | 21.75 | 35,602 | +0.09(+0.42%) |
| Apr 26, 2013 | 21.72 | 21.75 | 21.63 | 21.66 | 30,533 | -0.08(-0.37%) |
| Apr 25, 2013 | 21.67 | 21.76 | 21.61 | 21.74 | 29,089 | +0.05(+0.23%) |
| Apr 24, 2013 | 21.63 | 21.76 | 21.61 | 21.69 | 15,196 | +0.04(+0.18%) |
| Apr 23, 2013 | 21.64 | 21.77 | 21.61 | 21.65 | 49,555 | -0.01(-0.05%) |
| Apr 22, 2013 | 21.52 | 21.84 | 21.50 | 21.66 | 34,262 | +0.10(+0.46%) |
| Apr 19, 2013 | 21.51 | 21.63 | 21.51 | 21.56 | 21,429 | +0.00(+0.00%) |
| Apr 18, 2013 | 21.44 | 21.60 | 21.44 | 21.56 | 7,362 | +0.01(+0.05%) |
| Apr 17, 2013 | 21.55 | 21.65 | 21.50 | 21.55 | 16,952 | +0.00(+0.00%) |
| Apr 16, 2013 | 21.60 | 21.60 | 21.48 | 21.55 | 13,136 | +0.06(+0.28%) |
| Apr 15, 2013 | 21.66 | 21.66 | 21.47 | 21.49 | 10,573 | -0.07(-0.32%) |
| Apr 12, 2013 | 21.80 | 21.80 | 21.45 | 21.56 | 18,177 | -0.14(-0.65%) |
| Apr 11, 2013 | 21.79 | 21.79 | 21.56 | 21.70 | 17,940 | +0.06(+0.28%) |
| Apr 10, 2013 | 21.61 | 21.77 | 21.59 | 21.64 | 10,264 | -0.13(-0.60%) |
| Apr 09, 2013 | 21.58 | 21.79 | 21.58 | 21.77 | 6,126 | +0.04(+0.18%) |
| Apr 08, 2013 | 21.70 | 21.73 | 21.63 | 21.73 | 9,313 | +0.03(+0.14%) |
| Apr 05, 2013 | 21.59 | 21.73 | 21.59 | 21.70 | 9,607 | +0.05(+0.23%) |
| Apr 04, 2013 | 21.78 | 21.78 | 21.63 | 21.65 | 4,369 | -0.07(-0.32%) |
| Apr 03, 2013 | 21.60 | 21.97 | 21.51 | 21.72 | 30,141 | +0.22(+1.02%) |
| Apr 02, 2013 | 21.49 | 21.60 | 21.43 | 21.50 | 13,727 | +0.01(+0.05%) |
| Apr 01, 2013 | 21.62 | 21.62 | 21.46 | 21.49 | 30,181 | -0.13(-0.60%) |
| Mar 28, 2013 | 21.54 | 21.62 | 21.43 | 21.62 | 16,757 | +0.03(+0.14%) |
| Mar 27, 2013 | 21.40 | 21.63 | 21.40 | 21.59 | 13,609 | +0.10(+0.47%) |
| Mar 26, 2013 | 21.50 | 21.58 | 21.48 | 21.49 | 23,594 | -0.10(-0.45%) |
| Mar 25, 2013 | 21.63 | 21.75 | 21.53 | 21.59 | 17,318 | -0.10(-0.47%) |
| Mar 22, 2013 | 21.71 | 21.89 | 21.59 | 21.69 | 38,333 | -0.09(-0.40%) |
| Mar 21, 2013 | 21.73 | 21.85 | 21.73 | 21.78 | 13,595 | +0.07(+0.31%) |
| Mar 20, 2013 | 21.86 | 21.86 | 21.26 | 21.71 | 20,397 | +0.01(+0.05%) |
| Mar 19, 2013 | 21.75 | 21.75 | 21.61 | 21.70 | 18,343 | +0.04(+0.18%) |
| Mar 18, 2013 | 21.49 | 21.68 | 21.44 | 21.66 | 17,503 | +0.01(+0.05%) |
| Mar 15, 2013 | 21.51 | 21.76 | 21.44 | 21.65 | 46,841 | +0.55(+2.61%) |
| Mar 14, 2013 | 22.08 | 22.16 | 20.92 | 21.10 | 39,577 | -1.07(-4.83%) |
| Mar 13, 2013 | 22.13 | 22.24 | 22.13 | 22.17 | 18,819 | -0.05(-0.23%) |
| Mar 12, 2013 | 22.09 | 22.27 | 22.09 | 22.22 | 25,774 | +0.04(+0.18%) |
| Mar 11, 2013 | 22.03 | 22.18 | 22.03 | 22.18 | 23,129 | +0.05(+0.23%) |
| Mar 08, 2013 | 22.13 | 22.17 | 22.08 | 22.13 | 12,931 | -0.07(-0.32%) |
| Mar 07, 2013 | 22.35 | 22.45 | 22.05 | 22.20 | 37,070 | -0.15(-0.67%) |
| Mar 06, 2013 | 22.56 | 22.56 | 22.35 | 22.35 | 7,478 | -0.21(-0.93%) |
| Mar 05, 2013 | 22.56 | 22.57 | 22.35 | 22.56 | 13,525 | +0.14(+0.62%) |
| Mar 04, 2013 | 22.55 | 22.55 | 22.37 | 22.42 | 8,067 | -0.08(-0.36%) |