Historical Prices

Date Open High Low Close Volume Change (%)
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%)
Apr 01, 2011 19.75 19.76 19.38 19.56 2,338,842 +0.01(+0.05%)
Mar 31, 2011 19.59 19.74 19.37 19.55 2,919,650 +0.00(+0.00%)
Mar 30, 2011 19.55 19.67 18.91 19.55 6,656,071 +1.29(+7.06%)
Mar 29, 2011 18.10 18.35 17.96 18.26 1,392,762 +0.18(+1.00%)
Mar 28, 2011 18.18 18.25 18.06 18.08 1,149,500 -0.10(-0.55%)
Mar 25, 2011 18.11 18.32 17.99 18.18 1,509,184 +0.24(+1.34%)
Mar 24, 2011 17.85 18.06 17.64 17.94 1,421,725 +0.11(+0.62%)
Mar 23, 2011 17.45 17.83 17.31 17.83 1,385,862 +0.29(+1.65%)
Mar 22, 2011 17.74 17.80 17.40 17.54 1,521,037 -0.26(-1.46%)
Mar 21, 2011 17.66 17.80 17.52 17.80 1,774,913 +0.40(+2.30%)
Mar 18, 2011 17.40 17.45 17.19 17.40 2,168,239 +0.20(+1.19%)
Mar 17, 2011 17.22 17.42 17.08 17.20 1,569,511 +0.18(+1.06%)
Mar 16, 2011 17.22 17.44 17.01 17.02 2,192,658 -0.34(-1.99%)
Mar 15, 2011 16.98 17.54 16.79 17.36 2,055,988 -0.14(-0.80%)
Mar 14, 2011 17.38 17.68 17.28 17.50 2,392,696 -0.07(-0.40%)
Mar 11, 2011 17.07 17.62 16.95 17.57 3,880,835 +0.40(+2.33%)
Mar 10, 2011 17.40 17.65 17.12 17.17 2,779,474 -0.51(-2.88%)
Mar 09, 2011 17.51 17.80 17.34 17.68 3,246,748 +0.21(+1.20%)
Mar 08, 2011 17.25 17.63 17.17 17.47 3,874,827 +0.29(+1.69%)
Mar 07, 2011 17.94 17.94 17.13 17.18 4,172,546 -0.62(-3.48%)
Mar 04, 2011 18.13 18.20 17.72 17.80 2,702,467 -0.30(-1.66%)
Mar 03, 2011 18.23 18.37 18.09 18.10 2,221,757 +0.10(+0.56%)
Mar 02, 2011 17.78 18.07 17.64 18.00 4,268,785 +0.15(+0.84%)
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