| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 17, 2013 | 22.96 | 23.06 | 22.77 | 22.97 | 2,226,650 | +0.08(+0.35%) |
| May 16, 2013 | 22.88 | 23.08 | 22.80 | 22.89 | 4,412,870 | +0.03(+0.13%) |
| May 15, 2013 | 22.77 | 22.86 | 22.67 | 22.86 | 2,581,501 | +0.00(+0.00%) |
| May 13, 2013 | 22.75 | 22.91 | 22.71 | 22.86 | 2,437,380 | +0.15(+0.66%) |
| May 10, 2013 | 22.69 | 22.81 | 22.57 | 22.71 | 1,452,940 | +0.08(+0.35%) |
| May 09, 2013 | 22.89 | 23.00 | 22.59 | 22.63 | 3,661,592 | -0.20(-0.88%) |
| May 08, 2013 | 22.82 | 22.99 | 22.67 | 22.83 | 5,013,445 | +0.01(+0.04%) |
| May 07, 2013 | 22.82 | 22.90 | 22.70 | 22.82 | 7,624,319 | -0.51(-2.19%) |
| May 06, 2013 | 22.96 | 23.33 | 22.96 | 23.33 | 2,053,343 | +0.37(+1.61%) |
| May 03, 2013 | 23.05 | 23.04 | 22.80 | 22.96 | 2,630,316 | -0.01(-0.04%) |
| May 02, 2013 | 22.68 | 23.00 | 22.52 | 22.97 | 2,440,678 | +0.38(+1.68%) |
| May 01, 2013 | 22.70 | 23.07 | 22.50 | 22.59 | 2,849,178 | -0.13(-0.57%) |
| Apr 30, 2013 | 22.13 | 22.80 | 22.10 | 22.72 | 5,518,656 | +0.69(+3.13%) |
| Apr 29, 2013 | 21.93 | 22.03 | 21.82 | 22.03 | 2,311,556 | +0.26(+1.19%) |
| Apr 26, 2013 | 21.83 | 22.00 | 21.76 | 21.77 | 2,488,707 | -0.10(-0.46%) |
| Apr 25, 2013 | 21.78 | 21.99 | 21.52 | 21.87 | 3,064,691 | -0.05(-0.23%) |
| Apr 24, 2013 | 21.68 | 21.99 | 21.55 | 21.92 | 3,424,144 | +0.25(+1.15%) |
| Apr 23, 2013 | 21.60 | 21.86 | 21.59 | 21.67 | 5,193,848 | +0.15(+0.70%) |
| Apr 22, 2013 | 21.53 | 21.57 | 21.26 | 21.52 | 2,911,951 | -0.01(-0.05%) |
| Apr 19, 2013 | 21.04 | 21.53 | 21.01 | 21.53 | 2,663,172 | +0.44(+2.09%) |
| Apr 18, 2013 | 20.99 | 21.12 | 20.90 | 21.09 | 2,911,836 | +0.04(+0.19%) |
| Apr 17, 2013 | 21.03 | 21.14 | 20.83 | 21.05 | 3,192,673 | -0.21(-0.99%) |
| Apr 16, 2013 | 20.98 | 21.29 | 20.94 | 21.26 | 4,624,353 | +0.33(+1.58%) |
| Apr 15, 2013 | 21.10 | 21.20 | 20.86 | 20.93 | 3,770,057 | -0.27(-1.27%) |
| Apr 12, 2013 | 20.93 | 21.31 | 20.74 | 21.20 | 3,479,372 | +0.07(+0.33%) |
| Apr 11, 2013 | 20.91 | 21.32 | 20.82 | 21.13 | 6,790,927 | +0.28(+1.34%) |
| Apr 10, 2013 | 20.70 | 20.91 | 20.68 | 20.85 | 6,509,711 | +0.17(+0.82%) |
| Apr 09, 2013 | 20.69 | 20.79 | 20.49 | 20.68 | 4,422,923 | +0.00(+0.00%) |
| Apr 08, 2013 | 20.45 | 20.72 | 20.37 | 20.68 | 3,708,742 | +0.20(+0.98%) |
| Apr 05, 2013 | 20.18 | 20.57 | 20.16 | 20.48 | 3,570,517 | +0.07(+0.34%) |
| Apr 04, 2013 | 20.24 | 20.45 | 20.20 | 20.41 | 3,623,058 | +0.19(+0.94%) |
| Apr 03, 2013 | 20.26 | 20.50 | 20.03 | 20.22 | 3,675,939 | +0.06(+0.30%) |
| Apr 02, 2013 | 20.00 | 20.35 | 20.00 | 20.16 | 3,881,653 | +0.19(+0.95%) |
| Apr 01, 2013 | 19.89 | 19.99 | 19.79 | 19.97 | 4,186,862 | +0.09(+0.45%) |
| Mar 28, 2013 | 20.00 | 20.05 | 19.87 | 19.88 | 6,692,918 | -0.06(-0.30%) |
| Mar 27, 2013 | 19.99 | 20.03 | 19.90 | 19.94 | 3,968,967 | -0.05(-0.25%) |
| Mar 26, 2013 | 20.01 | 20.08 | 19.93 | 19.99 | 3,797,601 | +0.03(+0.15%) |
| Mar 25, 2013 | 20.00 | 20.05 | 19.89 | 19.96 | 5,604,685 | +0.01(+0.05%) |
| Mar 22, 2013 | 19.89 | 20.04 | 19.82 | 19.95 | 2,969,400 | +0.06(+0.30%) |
| Mar 21, 2013 | 19.89 | 20.04 | 19.88 | 19.89 | 5,734,105 | -0.10(-0.50%) |
| Mar 20, 2013 | 19.86 | 20.00 | 19.80 | 19.99 | 2,202,162 | +0.13(+0.65%) |
| Mar 19, 2013 | 19.88 | 19.96 | 19.76 | 19.86 | 3,238,030 | -0.04(-0.20%) |
| Mar 18, 2013 | 19.76 | 19.90 | 19.70 | 19.90 | 4,669,856 | +0.02(+0.10%) |
| Mar 15, 2013 | 19.89 | 19.98 | 19.82 | 19.88 | 6,843,933 | +0.02(+0.10%) |
| Mar 14, 2013 | 19.78 | 19.97 | 19.77 | 19.86 | 7,225,902 | +0.05(+0.25%) |
| Mar 13, 2013 | 19.93 | 20.06 | 19.76 | 19.81 | 5,905,191 | -0.16(-0.80%) |
| Mar 12, 2013 | 19.91 | 20.09 | 19.91 | 19.97 | 4,253,938 | +0.04(+0.20%) |
| Mar 11, 2013 | 19.74 | 19.95 | 19.68 | 19.93 | 3,697,063 | +0.18(+0.91%) |
| Mar 08, 2013 | 19.90 | 19.90 | 19.65 | 19.75 | 4,041,705 | -0.08(-0.40%) |
| Mar 07, 2013 | 19.91 | 20.10 | 19.79 | 19.83 | 5,898,184 | -0.31(-1.54%) |
| Mar 06, 2013 | 20.05 | 20.23 | 19.79 | 20.14 | 5,436,579 | +0.14(+0.70%) |
| Mar 05, 2013 | 20.00 | 20.08 | 19.92 | 20.00 | 4,332,644 | +0.09(+0.45%) |
| Mar 04, 2013 | 19.70 | 19.91 | 19.65 | 19.91 | 3,748,689 | +0.21(+1.07%) |