| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 24, 2013 | 19.90 | 20.31 | 19.81 | 20.16 | 2,665,330 | +0.09(+0.45%) |
| May 23, 2013 | 20.11 | 20.59 | 19.09 | 20.07 | 6,427,755 | -0.44(-2.15%) |
| May 22, 2013 | 20.95 | 21.15 | 20.35 | 20.51 | 3,242,725 | -0.40(-1.91%) |
| May 21, 2013 | 21.11 | 21.19 | 20.87 | 20.91 | 2,402,241 | -0.06(-0.29%) |
| May 20, 2013 | 20.93 | 21.16 | 20.92 | 20.97 | 3,685,400 | +0.06(+0.29%) |
| May 17, 2013 | 20.70 | 20.99 | 20.56 | 20.91 | 3,414,460 | +0.36(+1.75%) |
| May 16, 2013 | 20.64 | 20.80 | 20.55 | 20.55 | 2,460,505 | -0.02(-0.10%) |
| May 15, 2013 | 21.17 | 21.17 | 20.52 | 20.57 | 1,851,159 | +0.19(+0.93%) |
| May 13, 2013 | 20.70 | 20.81 | 20.30 | 20.38 | 1,905,036 | -0.32(-1.55%) |
| May 10, 2013 | 21.00 | 21.02 | 20.62 | 20.70 | 1,185,810 | -0.25(-1.19%) |
| May 09, 2013 | 21.15 | 21.25 | 20.89 | 20.95 | 3,538,980 | -0.18(-0.85%) |
| May 08, 2013 | 20.75 | 21.15 | 20.60 | 21.13 | 3,158,276 | +0.53(+2.57%) |
| May 07, 2013 | 21.22 | 21.30 | 20.52 | 20.60 | 3,250,860 | -0.55(-2.60%) |
| May 06, 2013 | 20.91 | 21.28 | 20.91 | 21.15 | 1,914,292 | +0.38(+1.83%) |
| May 03, 2013 | 20.78 | 21.01 | 20.50 | 20.77 | 2,076,492 | +0.27(+1.32%) |
| May 02, 2013 | 20.74 | 20.79 | 20.25 | 20.50 | 2,250,139 | -0.24(-1.16%) |
| May 01, 2013 | 21.00 | 21.10 | 20.74 | 20.74 | 2,104,041 | -0.26(-1.24%) |
| Apr 30, 2013 | 21.09 | 21.29 | 20.98 | 21.00 | 3,047,006 | -0.02(-0.10%) |
| Apr 29, 2013 | 21.13 | 21.20 | 20.82 | 21.02 | 2,890,496 | -0.03(-0.14%) |
| Apr 26, 2013 | 21.29 | 21.18 | 20.80 | 21.05 | 2,187,367 | -0.01(-0.05%) |
| Apr 25, 2013 | 20.55 | 21.60 | 20.50 | 21.06 | 4,874,214 | +0.87(+4.31%) |
| Apr 24, 2013 | 20.00 | 20.33 | 19.91 | 20.19 | 2,580,675 | +0.29(+1.46%) |
| Apr 23, 2013 | 19.67 | 20.25 | 19.55 | 19.90 | 1,973,672 | +0.41(+2.10%) |
| Apr 22, 2013 | 19.30 | 19.67 | 19.30 | 19.49 | 1,438,896 | +0.24(+1.25%) |
| Apr 19, 2013 | 19.23 | 19.49 | 19.07 | 19.25 | 1,192,790 | -0.01(-0.05%) |
| Apr 18, 2013 | 19.96 | 19.97 | 19.12 | 19.26 | 2,335,667 | -0.43(-2.18%) |
| Apr 17, 2013 | 20.27 | 20.36 | 19.48 | 19.69 | 2,037,268 | -0.68(-3.34%) |
| Apr 16, 2013 | 19.87 | 20.44 | 19.78 | 20.37 | 2,697,166 | +1.01(+5.22%) |
| Apr 15, 2013 | 19.59 | 19.70 | 18.76 | 19.36 | 2,462,249 | -0.19(-0.97%) |
| Apr 12, 2013 | 19.94 | 19.95 | 19.46 | 19.55 | 1,905,125 | -0.21(-1.06%) |
| Apr 11, 2013 | 20.87 | 20.97 | 19.63 | 19.76 | 2,983,290 | -0.44(-2.18%) |
| Apr 10, 2013 | 19.65 | 20.80 | 19.51 | 20.20 | 3,584,641 | +0.60(+3.06%) |
| Apr 09, 2013 | 19.46 | 19.96 | 19.18 | 19.60 | 2,323,570 | +0.18(+0.93%) |
| Apr 08, 2013 | 19.23 | 19.52 | 19.20 | 19.42 | 1,781,941 | +0.30(+1.57%) |
| Apr 05, 2013 | 18.51 | 19.16 | 18.50 | 19.12 | 1,500,866 | +0.28(+1.49%) |
| Apr 04, 2013 | 18.85 | 19.10 | 18.45 | 18.84 | 2,254,061 | +0.23(+1.24%) |
| Apr 03, 2013 | 19.44 | 19.50 | 18.52 | 18.61 | 1,857,840 | -0.68(-3.53%) |
| Apr 02, 2013 | 19.61 | 19.66 | 19.28 | 19.29 | 2,604,639 | -0.11(-0.57%) |
| Apr 01, 2013 | 19.48 | 19.72 | 19.40 | 19.40 | 2,551,778 | +0.08(+0.41%) |
| Mar 28, 2013 | 19.43 | 19.49 | 19.00 | 19.32 | 1,447,978 | -0.02(-0.10%) |
| Mar 27, 2013 | 18.99 | 19.47 | 18.86 | 19.34 | 1,839,776 | +0.27(+1.42%) |
| Mar 26, 2013 | 18.45 | 19.15 | 18.42 | 19.07 | 1,490,367 | +0.76(+4.15%) |
| Mar 25, 2013 | 18.75 | 18.90 | 18.18 | 18.31 | 2,472,977 | -0.31(-1.66%) |
| Mar 22, 2013 | 19.01 | 19.08 | 18.51 | 18.62 | 1,836,637 | -0.32(-1.69%) |
| Mar 21, 2013 | 19.28 | 19.44 | 18.86 | 18.94 | 1,353,367 | -0.35(-1.81%) |
| Mar 20, 2013 | 18.82 | 19.34 | 18.75 | 19.29 | 1,782,592 | +0.60(+3.21%) |
| Mar 19, 2013 | 19.35 | 19.51 | 18.56 | 18.69 | 2,622,417 | -0.64(-3.31%) |
| Mar 18, 2013 | 19.30 | 19.42 | 19.11 | 19.33 | 2,291,243 | -0.18(-0.92%) |
| Mar 15, 2013 | 19.78 | 19.80 | 19.29 | 19.51 | 2,547,416 | -0.21(-1.06%) |
| Mar 14, 2013 | 20.00 | 20.00 | 19.66 | 19.72 | 2,699,871 | +0.09(+0.46%) |
| Mar 13, 2013 | 19.30 | 19.78 | 19.23 | 19.63 | 3,080,011 | +0.43(+2.24%) |
| Mar 12, 2013 | 19.26 | 19.41 | 19.12 | 19.20 | 2,386,928 | -0.02(-0.10%) |
| Mar 11, 2013 | 19.05 | 19.29 | 18.90 | 19.22 | 2,709,608 | +0.19(+1.00%) |
| Mar 08, 2013 | 19.00 | 19.05 | 18.88 | 19.03 | 2,216,868 | +0.23(+1.22%) |
| Mar 07, 2013 | 18.95 | 19.05 | 18.69 | 18.80 | 1,736,256 | -0.05(-0.27%) |
| Mar 06, 2013 | 19.00 | 19.01 | 18.68 | 18.85 | 1,840,364 | +0.05(+0.27%) |
| Mar 05, 2013 | 18.94 | 19.17 | 18.60 | 18.80 | 2,997,451 | +0.32(+1.73%) |
| Mar 04, 2013 | 18.31 | 18.60 | 18.20 | 18.48 | 4,461,919 | +0.19(+1.04%) |