| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 22, 2013 | 22.18 | 22.64 | 21.59 | 21.85 | 7,834,782 | -0.20(-0.91%) |
| May 21, 2013 | 22.38 | 22.68 | 21.95 | 22.05 | 7,254,249 | -0.18(-0.81%) |
| May 20, 2013 | 22.70 | 22.83 | 22.14 | 22.23 | 4,111,838 | -0.51(-2.24%) |
| May 17, 2013 | 22.40 | 22.81 | 22.34 | 22.74 | 3,220,891 | +0.53(+2.39%) |
| May 16, 2013 | 22.47 | 22.65 | 21.89 | 22.21 | 3,924,537 | -0.39(-1.73%) |
| May 15, 2013 | 22.01 | 22.66 | 21.95 | 22.60 | 5,079,992 | +1.17(+5.46%) |
| May 13, 2013 | 21.59 | 21.80 | 21.33 | 21.43 | 2,544,156 | -0.13(-0.60%) |
| May 10, 2013 | 21.21 | 21.57 | 21.01 | 21.56 | 3,859,560 | +0.43(+2.04%) |
| May 09, 2013 | 21.36 | 21.77 | 21.08 | 21.13 | 6,683,345 | -0.27(-1.26%) |
| May 08, 2013 | 21.59 | 21.59 | 21.27 | 21.40 | 3,768,270 | -0.18(-0.83%) |
| May 07, 2013 | 21.68 | 21.74 | 21.23 | 21.58 | 5,405,746 | -0.01(-0.05%) |
| May 06, 2013 | 21.61 | 21.75 | 21.42 | 21.59 | 5,294,515 | -0.01(-0.05%) |
| May 03, 2013 | 21.27 | 21.89 | 20.96 | 21.60 | 7,423,328 | +0.64(+3.05%) |
| May 02, 2013 | 20.12 | 21.10 | 20.12 | 20.96 | 6,169,948 | +0.85(+4.23%) |
| May 01, 2013 | 19.43 | 20.29 | 19.43 | 20.11 | 8,326,681 | +0.67(+3.45%) |
| Apr 30, 2013 | 20.15 | 20.44 | 19.20 | 19.44 | 12,641,976 | -0.98(-4.80%) |
| Apr 29, 2013 | 20.71 | 20.92 | 20.41 | 20.42 | 7,680,034 | -0.20(-0.97%) |
| Apr 26, 2013 | 20.31 | 20.69 | 20.17 | 20.62 | 5,185,875 | +0.27(+1.33%) |
| Apr 25, 2013 | 20.41 | 20.59 | 20.29 | 20.35 | 4,194,346 | +0.04(+0.20%) |
| Apr 24, 2013 | 20.12 | 20.47 | 19.96 | 20.31 | 4,098,827 | +0.28(+1.40%) |
| Apr 23, 2013 | 19.41 | 20.04 | 19.41 | 20.03 | 5,114,164 | +0.82(+4.27%) |
| Apr 22, 2013 | 19.32 | 19.34 | 18.86 | 19.21 | 3,001,176 | -0.06(-0.31%) |
| Apr 19, 2013 | 18.87 | 19.40 | 18.79 | 19.27 | 3,258,659 | +0.48(+2.55%) |
| Apr 18, 2013 | 19.09 | 19.11 | 18.60 | 18.79 | 4,147,785 | -0.21(-1.11%) |
| Apr 17, 2013 | 19.10 | 19.10 | 18.51 | 19.00 | 4,946,585 | -0.33(-1.71%) |
| Apr 16, 2013 | 18.96 | 19.39 | 18.80 | 19.33 | 5,055,629 | +0.68(+3.65%) |
| Apr 15, 2013 | 19.94 | 19.96 | 18.57 | 18.65 | 7,203,860 | -1.46(-7.26%) |
| Apr 12, 2013 | 20.10 | 20.29 | 19.84 | 20.11 | 3,230,895 | -0.05(-0.25%) |
| Apr 11, 2013 | 19.85 | 20.25 | 19.81 | 20.16 | 4,157,545 | +0.33(+1.66%) |
| Apr 10, 2013 | 19.61 | 19.85 | 19.49 | 19.83 | 3,370,076 | +0.24(+1.23%) |
| Apr 09, 2013 | 19.66 | 19.77 | 19.43 | 19.59 | 3,810,925 | -0.01(-0.05%) |
| Apr 08, 2013 | 19.25 | 19.64 | 19.11 | 19.60 | 4,412,186 | +0.32(+1.66%) |
| Apr 05, 2013 | 18.91 | 19.35 | 18.46 | 19.28 | 4,466,813 | +0.05(+0.26%) |
| Apr 04, 2013 | 19.23 | 19.59 | 19.01 | 19.23 | 5,569,648 | +0.03(+0.16%) |
| Apr 03, 2013 | 19.57 | 19.75 | 18.96 | 19.20 | 4,538,437 | -0.44(-2.24%) |
| Apr 02, 2013 | 19.95 | 20.09 | 19.51 | 19.64 | 2,714,002 | -0.25(-1.26%) |
| Apr 01, 2013 | 20.27 | 20.29 | 19.76 | 19.89 | 2,669,554 | -0.36(-1.78%) |
| Mar 28, 2013 | 20.52 | 20.55 | 20.13 | 20.25 | 3,620,457 | -0.25(-1.22%) |
| Mar 27, 2013 | 20.46 | 20.54 | 20.16 | 20.50 | 2,483,043 | -0.14(-0.68%) |
| Mar 26, 2013 | 20.63 | 20.82 | 20.34 | 20.64 | 3,701,530 | +0.09(+0.44%) |
| Mar 25, 2013 | 20.68 | 20.94 | 20.36 | 20.55 | 3,292,672 | -0.05(-0.24%) |
| Mar 22, 2013 | 20.59 | 20.69 | 20.39 | 20.60 | 2,845,562 | +0.06(+0.29%) |
| Mar 21, 2013 | 20.78 | 20.85 | 20.09 | 20.54 | 6,762,669 | -0.40(-1.91%) |
| Mar 20, 2013 | 20.54 | 21.07 | 20.54 | 20.94 | 4,622,364 | +0.53(+2.60%) |
| Mar 19, 2013 | 20.36 | 20.62 | 20.11 | 20.41 | 4,061,054 | +0.19(+0.94%) |
| Mar 18, 2013 | 19.71 | 20.44 | 19.62 | 20.22 | 4,652,950 | +0.26(+1.30%) |
| Mar 15, 2013 | 20.24 | 20.39 | 19.93 | 19.96 | 5,621,030 | -0.31(-1.53%) |
| Mar 14, 2013 | 20.24 | 20.55 | 20.22 | 20.27 | 4,599,021 | +0.08(+0.40%) |
| Mar 13, 2013 | 19.60 | 20.23 | 19.51 | 20.19 | 4,992,824 | +0.63(+3.22%) |
| Mar 12, 2013 | 19.85 | 19.89 | 19.39 | 19.56 | 3,898,672 | -0.29(-1.46%) |
| Mar 11, 2013 | 20.21 | 20.26 | 19.82 | 19.85 | 5,071,144 | -0.09(-0.45%) |
| Mar 08, 2013 | 20.16 | 20.28 | 19.88 | 19.94 | 4,084,416 | -0.02(-0.10%) |
| Mar 07, 2013 | 19.97 | 20.24 | 19.74 | 19.96 | 4,745,079 | +0.07(+0.35%) |
| Mar 06, 2013 | 20.14 | 20.24 | 19.70 | 19.89 | 3,776,204 | -0.13(-0.65%) |
| Mar 05, 2013 | 19.66 | 20.18 | 19.61 | 20.02 | 4,859,659 | +0.51(+2.61%) |
| Mar 04, 2013 | 19.10 | 19.51 | 19.04 | 19.51 | 3,258,272 | +0.29(+1.51%) |