Historical Prices

Date Open High Low Close Volume Change (%)
Jun 30, 2011 21.49 21.71 21.33 21.47 1,707,831 +0.09(+0.42%)
Jun 29, 2011 21.05 21.48 20.97 21.38 1,797,384 +0.40(+1.93%)
Jun 28, 2011 20.60 21.00 20.50 20.98 1,103,574 +0.43(+2.07%)
Jun 27, 2011 20.37 20.63 20.09 20.55 1,240,498 +0.08(+0.39%)
Jun 24, 2011 20.72 20.72 20.33 20.47 1,583,605 -0.25(-1.21%)
Jun 23, 2011 20.22 20.74 20.03 20.72 1,540,827 +0.23(+1.12%)
Jun 22, 2011 20.50 20.73 20.34 20.49 1,076,770 -0.03(-0.15%)
Jun 21, 2011 20.13 20.57 20.01 20.52 1,925,638 +0.40(+1.99%)
Jun 20, 2011 20.12 20.23 19.92 20.12 825,023 +0.01(+0.05%)
Jun 17, 2011 20.21 20.29 20.05 20.11 1,312,585 +0.05(+0.25%)
Jun 16, 2011 20.35 20.57 19.87 20.06 1,827,304 -0.21(-1.06%)
Jun 15, 2011 20.50 20.68 20.20 20.27 1,681,755 -0.48(-2.29%)
Jun 14, 2011 20.69 20.95 20.62 20.75 1,365,382 +0.19(+0.92%)
Jun 13, 2011 20.51 20.71 20.40 20.56 2,573,227 +0.01(+0.07%)
Jun 10, 2011 20.40 20.62 20.31 20.55 2,580,350 +0.06(+0.29%)
Jun 09, 2011 20.51 20.53 20.19 20.48 1,880,018 +0.11(+0.52%)
Jun 08, 2011 20.21 20.52 20.00 20.38 3,783,865 +0.15(+0.74%)
Jun 07, 2011 20.53 20.65 20.22 20.23 1,856,648 -0.17(-0.83%)
Jun 06, 2011 20.75 20.93 20.36 20.40 2,373,898 -0.30(-1.47%)
Jun 03, 2011 20.78 20.91 20.68 20.70 1,868,425 -0.48(-2.27%)
May 24, 2011 21.12 21.26 21.00 21.18 1,508,027 +0.09(+0.45%)
May 23, 2011 21.22 21.35 20.83 21.09 1,642,491 -0.57(-2.63%)
May 20, 2011 21.85 21.90 21.48 21.66 1,355,727 -0.17(-0.78%)
May 19, 2011 21.85 21.93 21.60 21.83 989,874 +0.08(+0.36%)
May 18, 2011 21.74 21.86 21.46 21.75 2,261,355 +0.01(+0.05%)
May 17, 2011 21.79 21.98 21.51 21.74 1,186,389 -0.06(-0.28%)
May 16, 2011 21.76 22.35 21.74 21.80 3,056,331 -0.16(-0.73%)
May 13, 2011 21.96 22.20 21.72 21.96 2,296,663 -0.24(-1.08%)
May 12, 2011 21.86 22.46 21.62 22.20 2,186,641 +0.23(+1.05%)
May 11, 2011 21.65 22.18 21.60 21.97 4,654,265 +0.35(+1.62%)
May 10, 2011 22.06 22.06 21.37 21.62 5,023,385 -0.14(-0.64%)
May 09, 2011 20.71 22.93 20.71 21.76 12,659,626 +1.67(+8.31%)
May 06, 2011 20.10 20.33 19.85 20.09 1,365,317 +0.20(+1.01%)
May 05, 2011 20.03 20.23 19.82 19.89 1,600,485 -0.16(-0.80%)
May 04, 2011 20.31 20.35 19.90 20.05 1,090,185 -0.23(-1.13%)
May 03, 2011 20.40 20.44 19.85 20.28 1,996,472 -0.14(-0.69%)
May 02, 2011 20.50 20.88 20.41 20.42 1,368,607 -0.28(-1.35%)
Apr 29, 2011 20.72 20.81 20.54 20.70 1,294,837 +0.02(+0.10%)
Apr 28, 2011 20.75 20.93 20.65 20.68 1,899,815 -0.15(-0.72%)
Apr 27, 2011 20.50 20.85 20.29 20.83 2,279,821 +0.33(+1.61%)
Apr 26, 2011 20.25 20.61 20.22 20.50 1,932,539 +0.37(+1.84%)
Apr 25, 2011 20.16 20.22 20.05 20.13 1,387,629 +0.03(+0.15%)
Apr 21, 2011 19.95 20.31 19.83 20.10 3,358,493 +0.76(+3.93%)
Apr 20, 2011 19.40 19.66 19.29 19.34 1,752,670 +0.10(+0.52%)
Apr 19, 2011 19.15 19.25 19.01 19.24 1,587,479 +0.09(+0.45%)
Apr 18, 2011 19.02 19.24 18.85 19.15 1,668,771 -0.14(-0.71%)
Apr 15, 2011 19.42 19.42 19.16 19.29 1,987,646 -0.09(-0.46%)
Apr 14, 2011 19.23 19.51 19.16 19.38 1,049,447 -0.03(-0.15%)
Apr 13, 2011 19.22 19.49 19.22 19.41 2,198,064 +0.24(+1.25%)
Apr 12, 2011 19.25 19.46 19.02 19.17 1,887,992 -0.25(-1.29%)
Apr 11, 2011 19.35 19.48 19.18 19.42 2,172,040 +0.02(+0.10%)
Apr 08, 2011 19.51 19.52 19.24 19.40 1,379,300 -0.04(-0.21%)
Apr 07, 2011 19.47 19.53 19.22 19.44 1,959,521 -0.11(-0.56%)
Apr 06, 2011 19.63 19.67 19.33 19.55 1,524,779 -0.02(-0.10%)
Apr 05, 2011 19.50 19.65 19.34 19.57 2,637,428 -0.04(-0.20%)
Apr 04, 2011 19.58 19.73 19.37 19.61 1,596,599 +0.05(+0.26%)
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