| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 24, 2013 | 22.05 | 22.06 | 21.92 | 21.94 | 15,817 | -0.09(-0.41%) |
| May 23, 2013 | 22.15 | 22.16 | 21.75 | 22.03 | 38,586 | -0.34(-1.52%) |
| May 22, 2013 | 22.43 | 22.57 | 22.34 | 22.37 | 26,652 | -0.09(-0.40%) |
| May 21, 2013 | 22.34 | 22.59 | 22.32 | 22.46 | 21,940 | +0.00(+0.00%) |
| May 20, 2013 | 22.27 | 22.56 | 22.27 | 22.46 | 23,449 | -0.02(-0.09%) |
| May 17, 2013 | 22.30 | 22.48 | 22.30 | 22.48 | 5,262 | +0.10(+0.45%) |
| May 16, 2013 | 22.43 | 22.48 | 22.38 | 22.38 | 8,779 | -0.10(-0.44%) |
| May 15, 2013 | 22.41 | 22.51 | 22.41 | 22.48 | 15,070 | -0.07(-0.31%) |
| May 13, 2013 | 22.51 | 22.68 | 22.43 | 22.55 | 16,999 | -0.13(-0.57%) |
| May 10, 2013 | 22.70 | 22.70 | 22.63 | 22.68 | 4,868 | -0.07(-0.31%) |
| May 09, 2013 | 22.88 | 22.91 | 22.69 | 22.75 | 16,611 | -0.11(-0.48%) |
| May 08, 2013 | 22.80 | 22.91 | 22.74 | 22.86 | 15,614 | -0.03(-0.13%) |
| May 07, 2013 | 22.78 | 22.95 | 22.73 | 22.89 | 19,444 | +0.02(+0.09%) |
| May 06, 2013 | 22.52 | 22.95 | 22.52 | 22.87 | 38,191 | +0.18(+0.79%) |
| May 03, 2013 | 22.67 | 22.72 | 22.57 | 22.69 | 39,625 | +0.12(+0.53%) |
| May 02, 2013 | 22.73 | 22.82 | 22.51 | 22.57 | 16,583 | -0.21(-0.92%) |
| May 01, 2013 | 22.69 | 22.78 | 22.65 | 22.78 | 7,509 | +0.03(+0.13%) |
| Apr 30, 2013 | 22.92 | 22.92 | 22.69 | 22.75 | 28,543 | -0.18(-0.78%) |
| Apr 29, 2013 | 23.16 | 23.16 | 22.91 | 22.93 | 8,240 | -0.02(-0.09%) |
| Apr 26, 2013 | 22.89 | 23.01 | 22.94 | 22.95 | 5,008 | -0.03(-0.13%) |
| Apr 25, 2013 | 23.00 | 23.08 | 22.96 | 22.98 | 5,578 | -0.08(-0.35%) |
| Apr 24, 2013 | 23.05 | 23.28 | 23.03 | 23.06 | 9,137 | +0.09(+0.39%) |
| Apr 23, 2013 | 22.83 | 23.01 | 22.83 | 22.97 | 5,045 | +0.20(+0.88%) |
| Apr 22, 2013 | 22.68 | 22.80 | 22.67 | 22.77 | 4,856 | +0.04(+0.18%) |
| Apr 19, 2013 | 22.70 | 22.88 | 22.70 | 22.73 | 5,209 | +0.04(+0.18%) |
| Apr 18, 2013 | 22.65 | 22.71 | 22.61 | 22.69 | 5,016 | -0.02(-0.09%) |
| Apr 17, 2013 | 22.75 | 22.76 | 22.71 | 22.71 | 4,091 | -0.15(-0.66%) |
| Apr 16, 2013 | 22.75 | 22.86 | 22.56 | 22.86 | 13,099 | +0.31(+1.37%) |
| Apr 15, 2013 | 22.77 | 22.77 | 22.55 | 22.55 | 4,766 | -0.24(-1.05%) |
| Apr 12, 2013 | 22.85 | 22.89 | 22.79 | 22.79 | 2,552 | -0.06(-0.26%) |
| Apr 11, 2013 | 22.72 | 22.99 | 22.70 | 22.85 | 10,833 | +0.06(+0.26%) |
| Apr 10, 2013 | 22.67 | 22.85 | 22.63 | 22.79 | 8,483 | +0.16(+0.71%) |
| Apr 09, 2013 | 22.48 | 22.73 | 22.47 | 22.63 | 6,259 | +0.20(+0.89%) |
| Apr 08, 2013 | 22.41 | 22.53 | 22.41 | 22.43 | 9,367 | -0.09(-0.39%) |
| Apr 05, 2013 | 22.42 | 22.54 | 22.35 | 22.52 | 15,978 | -0.05(-0.22%) |
| Apr 04, 2013 | 22.57 | 22.69 | 22.51 | 22.57 | 7,982 | -0.13(-0.58%) |
| Apr 03, 2013 | 22.78 | 22.87 | 22.70 | 22.70 | 10,261 | -0.11(-0.48%) |
| Apr 02, 2013 | 22.58 | 22.85 | 22.58 | 22.81 | 11,258 | +0.23(+1.02%) |
| Apr 01, 2013 | 22.41 | 23.00 | 22.41 | 22.58 | 39,214 | +0.11(+0.49%) |
| Mar 28, 2013 | 22.25 | 22.52 | 22.22 | 22.47 | 16,053 | +0.37(+1.67%) |
| Mar 27, 2013 | 22.17 | 22.26 | 22.04 | 22.10 | 11,021 | -0.00(-0.01%) |
| Mar 26, 2013 | 21.90 | 22.15 | 21.90 | 22.10 | 8,818 | +0.12(+0.55%) |
| Mar 25, 2013 | 22.05 | 22.07 | 21.75 | 21.98 | 19,301 | +0.04(+0.18%) |
| Mar 22, 2013 | 22.08 | 22.13 | 21.93 | 21.94 | 11,162 | -0.24(-1.08%) |
| Mar 21, 2013 | 22.57 | 22.57 | 22.18 | 22.18 | 14,338 | -0.39(-1.73%) |
| Mar 20, 2013 | 22.51 | 22.60 | 22.30 | 22.57 | 16,214 | -0.15(-0.66%) |
| Mar 19, 2013 | 23.03 | 23.03 | 22.63 | 22.72 | 6,200 | -0.34(-1.47%) |
| Mar 18, 2013 | 22.85 | 23.09 | 22.85 | 23.06 | 6,313 | +0.12(+0.52%) |
| Mar 15, 2013 | 22.87 | 23.00 | 22.81 | 22.94 | 11,181 | +0.21(+0.92%) |
| Mar 14, 2013 | 22.90 | 22.97 | 22.67 | 22.73 | 4,674 | -0.13(-0.57%) |
| Mar 13, 2013 | 22.80 | 22.88 | 22.75 | 22.86 | 8,017 | +0.20(+0.88%) |
| Mar 12, 2013 | 22.60 | 22.66 | 22.53 | 22.66 | 6,700 | -0.17(-0.74%) |
| Mar 11, 2013 | 22.87 | 22.93 | 22.78 | 22.83 | 9,212 | +0.03(+0.13%) |
| Mar 08, 2013 | 23.02 | 23.02 | 22.80 | 22.80 | 9,284 | -0.16(-0.70%) |
| Mar 07, 2013 | 23.08 | 23.12 | 22.96 | 22.96 | 10,740 | -0.06(-0.25%) |
| Mar 06, 2013 | 23.23 | 23.29 | 23.01 | 23.02 | 13,588 | -0.11(-0.48%) |
| Mar 05, 2013 | 23.00 | 23.27 | 23.00 | 23.13 | 19,079 | +0.33(+1.45%) |
| Mar 04, 2013 | 22.75 | 22.96 | 22.75 | 22.80 | 16,473 | +0.03(+0.11%) |