| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2013 | 5.740 | 5.810 | 5.440 | 5.520 | 8,965,888 | -0.41(-6.91%) |
| Feb 27, 2013 | 6.110 | 6.140 | 5.860 | 5.930 | 5,298,593 | -0.35(-5.59%) |
| Feb 26, 2013 | 6.170 | 6.410 | 5.870 | 6.281 | 9,722,992 | +0.50(+8.67%) |
| Feb 22, 2013 | 5.920 | 6.030 | 5.690 | 5.780 | 6,858,975 | -0.07(-1.20%) |
| Feb 21, 2013 | 5.640 | 6.130 | 5.600 | 5.850 | 10,538,329 | +0.25(+4.50%) |
| Feb 20, 2013 | 6.200 | 6.280 | 5.550 | 5.598 | 17,337,215 | -0.93(-14.27%) |
| Feb 19, 2013 | 6.740 | 6.740 | 6.420 | 6.530 | 7,341,974 | -0.29(-4.25%) |
| Feb 15, 2013 | 7.300 | 7.320 | 6.770 | 6.820 | 12,807,740 | -0.80(-10.50%) |
| Feb 14, 2013 | 7.620 | 7.950 | 7.600 | 7.620 | 6,220,770 | +0.09(+1.20%) |
| Feb 13, 2013 | 7.860 | 8.020 | 7.500 | 7.530 | 6,152,591 | -0.37(-4.68%) |
| Feb 12, 2013 | 7.650 | 7.965 | 7.500 | 7.900 | 4,904,565 | +0.20(+2.60%) |
| Feb 11, 2013 | 7.970 | 7.970 | 7.620 | 7.700 | 8,272,566 | -0.48(-5.88%) |
| Feb 08, 2013 | 8.330 | 8.430 | 8.160 | 8.181 | 3,368,688 | -0.14(-1.67%) |
| Feb 07, 2013 | 8.050 | 8.530 | 7.990 | 8.320 | 5,834,193 | +0.04(+0.48%) |
| Feb 06, 2013 | 8.120 | 8.340 | 8.100 | 8.280 | 3,233,395 | +0.08(+0.98%) |
| Feb 04, 2013 | 8.000 | 8.490 | 7.970 | 8.200 | 5,366,899 | +0.10(+1.23%) |
| Feb 01, 2013 | 8.140 | 8.200 | 7.730 | 8.100 | 6,268,222 | +0.33(+4.25%) |
| Jan 31, 2013 | 7.950 | 7.950 | 7.650 | 7.770 | 5,867,515 | -0.20(-2.51%) |
| Jan 30, 2013 | 8.530 | 8.650 | 7.940 | 7.970 | 11,700,918 | -0.14(-1.73%) |
| Jan 29, 2013 | 8.070 | 8.240 | 7.920 | 8.110 | 8,223,886 | +0.39(+5.05%) |
| Jan 28, 2013 | 8.030 | 8.060 | 7.670 | 7.720 | 7,116,899 | -0.27(-3.36%) |
| Jan 25, 2013 | 8.610 | 8.670 | 7.950 | 7.988 | 13,648,044 | -0.73(-8.39%) |
| Jan 24, 2013 | 9.430 | 9.539 | 8.690 | 8.720 | 11,423,687 | -0.90(-9.36%) |
| Jan 23, 2013 | 10.37 | 10.42 | 9.620 | 9.620 | 9,083,912 | -0.85(-8.12%) |
| Jan 22, 2013 | 9.980 | 10.54 | 9.860 | 10.47 | 5,363,326 | +0.45(+4.49%) |
| Jan 18, 2013 | 10.11 | 10.12 | 9.880 | 10.02 | 3,323,895 | +0.06(+0.60%) |
| Jan 17, 2013 | 9.910 | 10.25 | 9.650 | 9.960 | 6,927,745 | -0.16(-1.58%) |
| Jan 16, 2013 | 10.15 | 10.23 | 10.02 | 10.12 | 3,649,409 | -0.20(-1.94%) |
| Jan 15, 2013 | 10.30 | 10.59 | 9.980 | 10.32 | 5,977,091 | +0.21(+2.08%) |
| Jan 14, 2013 | 10.40 | 10.46 | 10.07 | 10.11 | 3,919,018 | -0.06(-0.59%) |
| Jan 12, 2013 | 10.16 | 10.28 | 9.870 | 10.17 | 4,447,276 | +0.00(+0.00%) |
| Jan 11, 2013 | 10.16 | 10.28 | 9.870 | 10.17 | 4,440,576 | -0.06(-0.59%) |
| Jan 10, 2013 | 9.880 | 10.33 | 9.840 | 10.23 | 7,504,279 | +0.66(+6.90%) |
| Jan 09, 2013 | 9.730 | 9.790 | 9.410 | 9.570 | 4,223,769 | -0.14(-1.46%) |
| Jan 08, 2013 | 9.665 | 9.780 | 9.320 | 9.712 | 7,762,155 | +0.06(+0.64%) |
| Jan 07, 2013 | 9.900 | 10.01 | 9.600 | 9.650 | 5,597,254 | -0.54(-5.30%) |
| Jan 04, 2013 | 9.810 | 10.19 | 9.670 | 10.19 | 6,270,211 | +0.09(+0.89%) |
| Jan 03, 2013 | 11.27 | 11.50 | 10.04 | 10.10 | 9,136,523 | -1.42(-12.33%) |
| Jan 02, 2013 | 11.68 | 11.69 | 11.38 | 11.52 | 6,984,698 | +0.55(+5.01%) |
| Dec 31, 2012 | 10.05 | 11.13 | 10.05 | 10.97 | 7,231,274 | +0.92(+9.16%) |
| Dec 28, 2012 | 10.32 | 10.55 | 10.01 | 10.05 | 4,107,353 | -0.30(-2.90%) |
| Dec 27, 2012 | 9.930 | 10.69 | 9.870 | 10.35 | 5,657,274 | +0.21(+2.07%) |
| Dec 26, 2012 | 10.11 | 10.25 | 9.880 | 10.14 | 3,644,353 | +0.12(+1.20%) |
| Dec 24, 2012 | 10.00 | 10.03 | 9.550 | 10.02 | 2,287,136 | +0.08(+0.80%) |
| Dec 21, 2012 | 9.600 | 10.16 | 9.600 | 9.940 | 4,851,000 | +0.06(+0.61%) |
| Dec 20, 2012 | 9.710 | 9.918 | 9.240 | 9.880 | 8,980,586 | -0.15(-1.54%) |
| Dec 19, 2012 | 10.15 | 10.32 | 9.980 | 10.03 | 5,017,355 | -0.29(-2.77%) |
| Dec 18, 2012 | 10.84 | 10.89 | 10.04 | 10.32 | 7,499,223 | -0.52(-4.80%) |
| Dec 17, 2012 | 10.69 | 10.96 | 10.52 | 10.84 | 3,167,771 | +0.06(+0.55%) |
| Dec 14, 2012 | 10.60 | 10.99 | 10.45 | 10.78 | 3,339,642 | +0.05(+0.47%) |
| Dec 13, 2012 | 10.85 | 11.10 | 10.45 | 10.73 | 7,063,935 | -0.91(-7.82%) |
| Dec 12, 2012 | 11.03 | 11.87 | 10.95 | 11.64 | 8,611,380 | +0.90(+8.38%) |
| Dec 11, 2012 | 10.80 | 11.03 | 10.68 | 10.74 | 3,400,171 | -0.16(-1.47%) |
| Dec 10, 2012 | 10.76 | 11.00 | 10.60 | 10.90 | 4,112,474 | +0.42(+4.01%) |
| Dec 07, 2012 | 10.48 | 10.68 | 10.30 | 10.48 | 3,958,340 | +0.24(+2.34%) |
| Dec 06, 2012 | 10.06 | 10.62 | 10.02 | 10.24 | 5,490,209 | +0.12(+1.19%) |
| Dec 05, 2012 | 11.06 | 11.06 | 10.02 | 10.12 | 9,180,596 | -0.90(-8.17%) |
| Dec 04, 2012 | 10.49 | 11.25 | 10.39 | 11.02 | 7,688,472 | -0.70(-5.97%) |
| Nov 30, 2012 | 11.86 | 12.25 | 11.34 | 11.72 | 5,311,509 | -0.35(-2.90%) |
| Nov 29, 2012 | 12.16 | 12.40 | 11.70 | 12.07 | 5,290,070 | +0.12(+1.00%) |
| Nov 28, 2012 | 10.94 | 11.98 | 10.75 | 11.95 | 7,662,040 | +0.26(+2.22%) |
| Nov 27, 2012 | 12.26 | 12.44 | 11.65 | 11.69 | 6,062,523 | -0.94(-7.44%) |
| Nov 26, 2012 | 12.45 | 12.64 | 11.94 | 12.63 | 5,284,362 | -0.05(-0.39%) |
| Nov 24, 2012 | 12.31 | 12.82 | 11.98 | 12.68 | 5,298,764 | +0.00(+0.00%) |
| Nov 23, 2012 | 12.31 | 12.82 | 11.98 | 12.68 | 5,298,764 | +0.54(+4.45%) |
| Nov 21, 2012 | 11.58 | 12.19 | 11.35 | 12.14 | 4,734,271 | +0.53(+4.57%) |
| Nov 20, 2012 | 11.72 | 11.89 | 11.40 | 11.61 | 4,871,967 | -0.31(-2.57%) |
| Nov 19, 2012 | 11.76 | 11.96 | 11.53 | 11.92 | 7,653,226 | +0.93(+8.43%) |
| Nov 16, 2012 | 10.65 | 11.21 | 10.22 | 10.99 | 6,528,114 | +0.31(+2.90%) |
| Nov 15, 2012 | 11.52 | 11.58 | 10.31 | 10.68 | 10,344,749 | -0.94(-8.09%) |
| Nov 14, 2012 | 13.37 | 13.40 | 11.55 | 11.62 | 11,388,231 | -1.84(-13.67%) |
| Nov 13, 2012 | 13.41 | 13.96 | 13.21 | 13.46 | 4,821,613 | -0.47(-3.37%) |
| Nov 12, 2012 | 14.44 | 14.65 | 13.82 | 13.93 | 3,107,530 | -0.52(-3.60%) |
| Nov 09, 2012 | 15.17 | 15.24 | 14.41 | 14.45 | 5,143,732 | -0.60(-3.99%) |
| Nov 08, 2012 | 14.50 | 15.40 | 14.02 | 15.05 | 6,241,030 | +0.32(+2.16%) |
| Nov 07, 2012 | 14.47 | 14.80 | 13.57 | 14.73 | 6,490,581 | +0.54(+3.82%) |
| Nov 06, 2012 | 13.85 | 14.28 | 13.40 | 14.19 | 6,063,732 | +0.73(+5.42%) |
| Nov 05, 2012 | 13.96 | 14.11 | 13.43 | 13.46 | 4,078,433 | -0.27(-1.96%) |
| Nov 02, 2012 | 15.12 | 15.18 | 13.73 | 13.73 | 8,819,034 | -2.06(-13.05%) |
| Nov 01, 2012 | 16.16 | 16.25 | 15.75 | 15.79 | 4,369,577 | -0.76(-4.61%) |
| Oct 31, 2012 | 15.68 | 16.62 | 15.65 | 16.55 | 5,746,406 | +1.45(+9.63%) |
| Oct 26, 2012 | 15.10 | 15.10 | 15.10 | 0 | -0.28(-1.82%) | |
| Oct 25, 2012 | 15.16 | 15.53 | 14.93 | 15.38 | 5,494,787 | +1.26(+8.92%) |
| Oct 24, 2012 | 15.25 | 15.39 | 14.06 | 14.12 | 7,723,076 | -0.82(-5.49%) |
| Oct 23, 2012 | 15.16 | 15.42 | 14.90 | 14.94 | 7,053,937 | -0.69(-4.43%) |
| Oct 19, 2012 | 15.31 | 15.90 | 14.80 | 15.63 | 8,224,425 | +0.13(+0.86%) |
| Oct 18, 2012 | 16.46 | 16.63 | 15.47 | 15.50 | 5,607,997 | -1.50(-8.82%) |
| Oct 17, 2012 | 16.61 | 17.26 | 16.15 | 17.00 | 5,517,663 | +0.46(+2.78%) |
| Oct 16, 2012 | 15.97 | 16.56 | 15.95 | 16.54 | 3,980,794 | +0.85(+5.42%) |
| Oct 15, 2012 | 15.32 | 15.70 | 14.90 | 15.69 | 5,973,004 | +0.03(+0.19%) |
| Oct 12, 2012 | 16.51 | 16.65 | 15.56 | 15.66 | 4,122,395 | -0.79(-4.80%) |
| Oct 11, 2012 | 16.76 | 17.05 | 16.41 | 16.45 | 2,961,948 | +0.08(+0.49%) |
| Oct 10, 2012 | 15.95 | 16.92 | 15.78 | 16.37 | 4,047,207 | +0.29(+1.80%) |
| Oct 09, 2012 | 17.34 | 17.95 | 16.06 | 16.08 | 4,777,904 | -1.15(-6.67%) |
| Oct 08, 2012 | 17.10 | 17.48 | 16.84 | 17.23 | 3,145,099 | -0.41(-2.32%) |
| Oct 06, 2012 | 17.92 | 18.58 | 17.37 | 17.64 | 5,852,533 | +0.00(+0.00%) |
| Oct 05, 2012 | 17.92 | 18.58 | 17.37 | 17.64 | 5,851,433 | -0.52(-2.86%) |
| Oct 04, 2012 | 17.46 | 18.19 | 17.30 | 18.16 | 5,053,617 | +1.37(+8.16%) |
| Oct 03, 2012 | 17.69 | 17.70 | 16.65 | 16.79 | 4,018,392 | -0.76(-4.33%) |
| Oct 02, 2012 | 18.06 | 18.20 | 17.27 | 17.55 | 5,048,809 | -0.37(-2.07%) |
| Oct 01, 2012 | 18.23 | 18.60 | 17.71 | 17.92 | 5,766,363 | +0.20(+1.13%) |
| Sep 28, 2012 | 17.68 | 18.14 | 17.25 | 17.72 | 4,830,418 | -0.22(-1.23%) |
| Sep 27, 2012 | 17.17 | 17.99 | 16.70 | 17.94 | 7,126,824 | +1.41(+8.53%) |
| Sep 26, 2012 | 15.66 | 16.86 | 15.12 | 16.53 | 8,190,745 | +0.24(+1.47%) |
| Sep 25, 2012 | 17.83 | 18.01 | 16.28 | 16.29 | 5,854,684 | -0.87(-5.07%) |
| Sep 24, 2012 | 18.15 | 18.37 | 17.04 | 17.16 | 7,382,584 | -1.80(-9.49%) |
| Sep 21, 2012 | 19.20 | 19.41 | 18.49 | 18.96 | 8,092,946 | +0.45(+2.41%) |
| Sep 20, 2012 | 18.31 | 18.58 | 17.79 | 18.51 | 5,442,854 | -0.44(-2.30%) |
| Sep 19, 2012 | 18.67 | 19.11 | 18.06 | 18.95 | 5,803,508 | +0.50(+2.71%) |
| Sep 18, 2012 | 17.95 | 18.48 | 17.52 | 18.45 | 5,751,394 | +0.44(+2.44%) |
| Sep 17, 2012 | 18.20 | 18.37 | 17.30 | 18.01 | 5,362,943 | +0.02(+0.11%) |
| Sep 14, 2012 | 17.20 | 18.22 | 17.18 | 17.99 | 9,389,053 | +1.29(+7.73%) |
| Sep 13, 2012 | 14.36 | 16.75 | 13.88 | 16.70 | 12,370,195 | +2.19(+15.09%) |
| Sep 12, 2012 | 14.73 | 14.75 | 13.42 | 14.51 | 7,170,134 | +0.15(+1.04%) |
| Sep 11, 2012 | 14.49 | 14.84 | 14.18 | 14.36 | 3,813,098 | +0.22(+1.59%) |
| Sep 10, 2012 | 14.85 | 14.93 | 14.01 | 14.13 | 4,882,379 | -0.79(-5.32%) |
| Sep 07, 2012 | 14.78 | 15.18 | 14.65 | 14.93 | 7,556,479 | +1.15(+8.35%) |
| Sep 06, 2012 | 13.32 | 13.86 | 13.10 | 13.78 | 5,404,804 | +0.93(+7.24%) |
| Sep 05, 2012 | 12.71 | 12.92 | 12.38 | 12.85 | 2,411,596 | +0.09(+0.71%) |
| Sep 04, 2012 | 12.98 | 13.05 | 12.40 | 12.76 | 4,515,261 | -0.14(-1.09%) |
| Aug 31, 2012 | 11.77 | 12.98 | 11.44 | 12.90 | 6,387,811 | +1.42(+12.37%) |
| Aug 30, 2012 | 11.77 | 11.89 | 11.33 | 11.48 | 2,917,937 | -0.24(-2.05%) |
| Aug 29, 2012 | 12.20 | 12.22 | 11.65 | 11.72 | 3,164,571 | -0.41(-3.38%) |
| Aug 27, 2012 | 12.68 | 12.76 | 12.05 | 12.13 | 2,853,186 | -0.52(-4.11%) |
| Aug 24, 2012 | 12.50 | 12.84 | 12.26 | 12.65 | 2,688,154 | +0.09(+0.72%) |
| Aug 23, 2012 | 12.98 | 13.13 | 12.49 | 12.56 | 6,921,869 | +0.00(+0.00%) |
| Aug 22, 2012 | 11.82 | 12.61 | 11.44 | 12.56 | 5,272,503 | +0.77(+6.53%) |
| Aug 21, 2012 | 11.80 | 12.39 | 11.54 | 11.79 | 4,868,527 | +0.58(+5.17%) |
| Aug 20, 2012 | 10.95 | 11.32 | 10.66 | 11.21 | 2,750,602 | +0.21(+1.91%) |
| Aug 17, 2012 | 11.29 | 11.42 | 10.79 | 11.00 | 2,460,965 | -0.22(-1.96%) |
| Aug 16, 2012 | 10.34 | 11.25 | 10.27 | 11.22 | 4,791,661 | +1.06(+10.43%) |
| Aug 15, 2012 | 10.09 | 10.23 | 9.890 | 10.16 | 2,122,946 | +0.10(+0.99%) |
| Aug 14, 2012 | 10.16 | 10.48 | 10.01 | 10.06 | 1,849,732 | -0.21(-2.04%) |
| Aug 13, 2012 | 10.82 | 11.04 | 10.14 | 10.27 | 3,031,236 | -0.39(-3.66%) |
| Aug 11, 2012 | 10.46 | 10.74 | 10.34 | 10.66 | 1,996,876 | +0.00(+0.00%) |
| Aug 10, 2012 | 10.46 | 10.74 | 10.34 | 10.66 | 1,996,876 | +0.21(+2.01%) |
| Aug 09, 2012 | 10.10 | 10.60 | 9.920 | 10.45 | 2,588,410 | +0.39(+3.88%) |
| Aug 08, 2012 | 10.15 | 10.73 | 10.05 | 10.06 | 3,454,939 | -0.22(-2.14%) |
| Aug 07, 2012 | 10.17 | 10.28 | 9.960 | 10.28 | 3,074,756 | +0.40(+4.05%) |
| Aug 06, 2012 | 9.400 | 10.20 | 9.360 | 9.880 | 3,719,604 | +0.60(+6.47%) |
| Aug 03, 2012 | 9.190 | 9.450 | 9.030 | 9.280 | 2,477,923 | +0.45(+5.10%) |
| Aug 02, 2012 | 8.850 | 9.390 | 8.600 | 8.830 | 2,973,558 | -0.13(-1.45%) |
| Aug 01, 2012 | 9.210 | 9.482 | 7.940 | 8.960 | 20,774,672 | -0.44(-4.68%) |
| Jul 31, 2012 | 9.990 | 10.14 | 9.350 | 9.400 | 3,827,178 | -0.54(-5.43%) |
| Jul 30, 2012 | 9.500 | 10.00 | 9.440 | 9.940 | 3,494,055 | +0.38(+3.97%) |
| Jul 27, 2012 | 9.525 | 9.690 | 9.110 | 9.560 | 5,471,777 | +0.18(+1.92%) |
| Jul 26, 2012 | 8.920 | 9.470 | 8.740 | 9.380 | 4,874,622 | +0.55(+6.23%) |
| Jul 25, 2012 | 8.600 | 9.240 | 8.360 | 8.830 | 4,992,430 | +0.71(+8.74%) |
| Jul 24, 2012 | 8.320 | 8.368 | 7.920 | 8.120 | 3,680,460 | +0.00(+0.00%) |
| Jul 23, 2012 | 8.260 | 8.310 | 7.980 | 8.120 | 4,332,871 | -0.60(-6.88%) |
| Jul 20, 2012 | 8.480 | 8.810 | 8.470 | 8.720 | 2,150,567 | +0.10(+1.16%) |
| Jul 19, 2012 | 8.650 | 8.830 | 8.510 | 8.620 | 2,261,466 | +0.23(+2.74%) |
| Jul 18, 2012 | 8.480 | 8.650 | 8.280 | 8.390 | 2,534,757 | -0.36(-4.11%) |
| Jul 17, 2012 | 8.990 | 9.050 | 8.270 | 8.750 | 3,474,403 | -0.27(-2.99%) |
| Jul 16, 2012 | 9.160 | 9.204 | 8.860 | 9.020 | 2,432,553 | -0.12(-1.31%) |
| Jul 14, 2012 | 8.990 | 9.240 | 8.761 | 9.140 | 3,935,913 | +0.00(+0.00%) |
| Jul 13, 2012 | 8.990 | 9.240 | 8.761 | 9.140 | 3,934,953 | +0.36(+4.10%) |
| Jul 12, 2012 | 8.440 | 8.970 | 8.000 | 8.780 | 6,530,782 | -0.14(-1.57%) |
| Jul 11, 2012 | 9.290 | 9.300 | 8.590 | 8.920 | 6,014,213 | -0.57(-6.01%) |
| Jul 10, 2012 | 10.80 | 10.92 | 9.350 | 9.490 | 5,701,524 | -0.98(-9.36%) |
| Jul 09, 2012 | 10.54 | 10.68 | 10.17 | 10.47 | 2,580,452 | -0.18(-1.69%) |
| Jul 06, 2012 | 11.06 | 11.37 | 10.50 | 10.65 | 4,522,605 | -1.00(-8.58%) |
| Jul 05, 2012 | 11.86 | 12.14 | 11.57 | 11.65 | 2,549,102 | -0.51(-4.19%) |
| Jul 03, 2012 | 11.49 | 12.23 | 11.46 | 12.16 | 3,251,557 | +1.22(+11.15%) |
| Jul 02, 2012 | 10.80 | 11.14 | 10.67 | 10.94 | 1,949,530 | -0.02(-0.18%) |
| Jun 30, 2012 | 11.08 | 11.17 | 10.53 | 10.96 | 4,436,805 | +0.04(+0.37%) |
| Jun 29, 2012 | 11.08 | 11.17 | 10.53 | 10.92 | 4,509,067 | +0.97(+9.75%) |
| Jun 28, 2012 | 10.27 | 10.46 | 9.460 | 9.950 | 5,538,018 | -0.70(-6.57%) |
| Jun 27, 2012 | 10.93 | 11.03 | 10.23 | 10.65 | 2,781,162 | -0.11(-1.02%) |
| Jun 26, 2012 | 11.03 | 11.35 | 10.38 | 10.76 | 3,691,811 | -0.52(-4.61%) |
| Jun 25, 2012 | 10.54 | 11.52 | 10.36 | 11.28 | 3,868,663 | +0.40(+3.68%) |
| Jun 22, 2012 | 11.00 | 11.46 | 10.49 | 10.88 | 3,535,539 | -0.16(-1.45%) |
| Jun 21, 2012 | 12.27 | 12.36 | 11.04 | 11.04 | 4,325,308 | -2.03(-15.53%) |
| Jun 20, 2012 | 12.96 | 14.00 | 12.45 | 13.07 | 4,560,440 | -0.34(-2.54%) |
| Jun 19, 2012 | 13.51 | 13.62 | 13.08 | 13.41 | 2,508,311 | -0.06(-0.45%) |
| Jun 18, 2012 | 12.35 | 13.64 | 12.19 | 13.47 | 3,446,054 | +0.63(+4.91%) |
| Jun 15, 2012 | 12.97 | 12.99 | 12.53 | 12.84 | 2,546,477 | +0.02(+0.16%) |
| Jun 14, 2012 | 12.97 | 13.02 | 12.26 | 12.82 | 2,743,355 | +0.09(+0.71%) |
| Jun 13, 2012 | 13.00 | 13.27 | 12.59 | 12.73 | 2,927,935 | +0.02(+0.16%) |
| Jun 12, 2012 | 12.19 | 12.83 | 12.12 | 12.71 | 2,710,837 | +0.87(+7.35%) |
| Jun 11, 2012 | 12.63 | 12.69 | 11.74 | 11.84 | 2,440,941 | -0.53(-4.29%) |
| Jun 08, 2012 | 11.66 | 12.62 | 11.40 | 12.37 | 2,919,412 | +0.20(+1.65%) |
| Jun 07, 2012 | 13.56 | 13.59 | 11.65 | 12.17 | 6,125,199 | -1.27(-9.45%) |
| Jun 06, 2012 | 14.12 | 14.41 | 12.89 | 13.44 | 5,296,576 | +0.01(+0.07%) |
| Jun 05, 2012 | 13.08 | 13.48 | 12.87 | 13.43 | 2,440,110 | +0.17(+1.28%) |
| Jun 04, 2012 | 12.92 | 13.27 | 12.06 | 13.26 | 3,336,586 | +0.64(+5.07%) |
| Jun 02, 2012 | 11.36 | 12.85 | 11.33 | 12.62 | 6,647,511 | +0.00(+0.00%) |
| Jun 01, 2012 | 11.36 | 12.85 | 11.33 | 12.62 | 6,649,449 | +2.04(+19.28%) |
| May 31, 2012 | 11.02 | 11.40 | 10.15 | 10.58 | 3,658,515 | -0.36(-3.29%) |
| May 30, 2012 | 10.39 | 11.39 | 9.850 | 10.94 | 3,740,508 | +0.05(+0.46%) |
| May 29, 2012 | 11.84 | 11.91 | 10.54 | 10.89 | 3,527,528 | -0.59(-5.14%) |
| May 25, 2012 | 11.36 | 11.65 | 11.09 | 11.48 | 2,891,313 | +0.21(+1.86%) |
| May 24, 2012 | 11.35 | 11.74 | 10.57 | 11.27 | 4,831,769 | +0.18(+1.62%) |
| May 23, 2012 | 9.500 | 11.10 | 8.950 | 11.09 | 6,350,749 | +1.27(+12.93%) |
| May 22, 2012 | 10.12 | 10.67 | 9.570 | 9.820 | 4,894,630 | -0.33(-3.25%) |
| May 21, 2012 | 9.250 | 10.21 | 9.230 | 10.15 | 3,159,956 | +0.93(+10.09%) |
| May 18, 2012 | 9.590 | 9.990 | 9.100 | 9.220 | 4,789,464 | +0.23(+2.57%) |
| May 17, 2012 | 8.360 | 9.420 | 8.300 | 8.989 | 7,025,937 | +1.05(+13.21%) |
| May 16, 2012 | 7.900 | 8.628 | 7.690 | 7.940 | 5,454,102 | +0.03(+0.38%) |
| May 15, 2012 | 8.970 | 9.140 | 7.770 | 7.910 | 6,374,929 | -1.06(-11.82%) |
| May 14, 2012 | 9.340 | 9.790 | 8.890 | 8.970 | 4,117,379 | -0.94(-9.49%) |
| May 11, 2012 | 10.02 | 10.55 | 9.832 | 9.910 | 2,161,157 | -0.49(-4.71%) |
| May 10, 2012 | 10.74 | 10.97 | 10.11 | 10.40 | 2,953,366 | +0.09(+0.87%) |
| May 09, 2012 | 9.210 | 10.77 | 9.020 | 10.31 | 4,274,662 | +0.52(+5.31%) |
| May 08, 2012 | 10.18 | 10.26 | 9.470 | 9.790 | 4,979,786 | -1.10(-10.10%) |
| May 07, 2012 | 11.17 | 11.43 | 10.44 | 10.89 | 2,029,749 | -0.26(-2.34%) |
| May 04, 2012 | 11.02 | 11.68 | 10.98 | 11.15 | 1,433,579 | +0.09(+0.82%) |
| May 03, 2012 | 12.01 | 12.08 | 10.65 | 11.06 | 4,284,328 | -1.43(-11.45%) |
| May 02, 2012 | 12.86 | 12.86 | 12.20 | 12.49 | 1,904,970 | -0.68(-5.16%) |
| May 01, 2012 | 13.21 | 13.55 | 12.92 | 13.17 | 1,330,979 | +0.05(+0.38%) |
| Apr 30, 2012 | 13.10 | 13.29 | 12.55 | 13.12 | 1,613,618 | -0.36(-2.67%) |
| Apr 27, 2012 | 13.51 | 13.74 | 13.24 | 13.48 | 1,249,333 | +0.45(+3.45%) |
| Apr 26, 2012 | 13.09 | 13.19 | 12.70 | 13.03 | 2,083,057 | +0.02(+0.15%) |
| Apr 25, 2012 | 12.37 | 13.12 | 12.10 | 13.01 | 3,011,331 | +0.90(+7.43%) |
| Apr 24, 2012 | 12.29 | 12.39 | 11.84 | 12.11 | 1,386,613 | +0.02(+0.17%) |
| Apr 23, 2012 | 12.38 | 12.38 | 11.35 | 12.09 | 3,160,951 | -0.88(-6.78%) |
| Apr 20, 2012 | 13.53 | 13.77 | 12.95 | 12.97 | 1,893,585 | -0.42(-3.14%) |
| Apr 19, 2012 | 13.66 | 13.95 | 13.24 | 13.39 | 2,037,052 | -0.04(-0.30%) |
| Apr 18, 2012 | 13.43 | 13.94 | 13.19 | 13.43 | 2,014,605 | -0.37(-2.68%) |
| Apr 17, 2012 | 13.58 | 14.33 | 13.29 | 13.80 | 1,429,159 | +0.38(+2.83%) |
| Apr 16, 2012 | 14.10 | 14.39 | 13.19 | 13.42 | 2,035,866 | -0.77(-5.41%) |
| Apr 13, 2012 | 14.56 | 14.70 | 13.95 | 14.19 | 1,668,004 | -0.58(-3.95%) |
| Apr 12, 2012 | 13.36 | 14.93 | 13.36 | 14.77 | 2,643,095 | +1.42(+10.64%) |
| Apr 11, 2012 | 13.94 | 14.00 | 13.24 | 13.35 | 1,584,744 | -0.48(-3.47%) |
| Apr 10, 2012 | 13.33 | 13.97 | 12.95 | 13.83 | 2,005,678 | +0.48(+3.60%) |
| Apr 09, 2012 | 13.47 | 13.92 | 13.30 | 13.35 | 1,380,474 | +0.24(+1.83%) |
| Apr 05, 2012 | 13.82 | 13.90 | 12.95 | 13.11 | 1,677,659 | -0.49(-3.60%) |
| Apr 04, 2012 | 14.55 | 14.58 | 12.91 | 13.60 | 3,879,447 | -1.92(-12.37%) |
| Apr 03, 2012 | 17.28 | 17.29 | 15.13 | 15.52 | 2,243,887 | -1.65(-9.61%) |
| Apr 02, 2012 | 16.37 | 17.55 | 16.25 | 17.17 | 1,605,638 | +0.81(+4.95%) |
| Mar 30, 2012 | 16.43 | 16.45 | 15.65 | 16.36 | 1,446,409 | +0.46(+2.89%) |
| Mar 29, 2012 | 15.63 | 15.93 | 14.93 | 15.90 | 2,018,242 | +0.11(+0.70%) |
| Mar 28, 2012 | 16.50 | 16.59 | 15.47 | 15.79 | 2,118,418 | -0.95(-5.68%) |
| Mar 27, 2012 | 17.72 | 17.76 | 16.65 | 16.74 | 1,551,376 | -0.77(-4.40%) |
| Mar 26, 2012 | 17.69 | 17.82 | 17.07 | 17.51 | 1,807,233 | +0.89(+5.35%) |
| Mar 23, 2012 | 16.00 | 16.92 | 15.74 | 16.62 | 1,730,034 | +0.91(+5.79%) |
| Mar 22, 2012 | 15.67 | 16.05 | 15.36 | 15.71 | 1,760,865 | -0.95(-5.70%) |
| Mar 21, 2012 | 17.17 | 17.43 | 16.64 | 16.66 | 2,423,724 | -0.15(-0.89%) |
| Mar 20, 2012 | 15.92 | 16.90 | 15.35 | 16.81 | 2,053,196 | +0.28(+1.69%) |
| Mar 19, 2012 | 17.02 | 17.46 | 16.50 | 16.53 | 1,296,988 | -0.35(-2.07%) |
| Mar 16, 2012 | 16.86 | 17.25 | 16.72 | 16.88 | 930,241 | -0.22(-1.29%) |
| Mar 15, 2012 | 17.19 | 17.88 | 16.85 | 17.10 | 1,447,809 | +0.01(+0.06%) |
| Mar 14, 2012 | 18.43 | 18.43 | 16.58 | 17.09 | 3,058,397 | -2.07(-10.80%) |
| Mar 13, 2012 | 19.35 | 20.10 | 18.92 | 19.16 | 1,269,115 | -0.44(-2.24%) |
| Mar 12, 2012 | 20.25 | 20.56 | 19.40 | 19.60 | 769,841 | -0.98(-4.76%) |
| Mar 09, 2012 | 20.22 | 21.36 | 19.87 | 20.58 | 909,096 | -0.07(-0.34%) |
| Mar 08, 2012 | 20.55 | 21.09 | 19.83 | 20.65 | 1,042,946 | +0.75(+3.77%) |
| Mar 07, 2012 | 19.80 | 20.21 | 19.12 | 19.90 | 1,128,741 | +0.17(+0.86%) |
| Mar 06, 2012 | 19.82 | 19.85 | 18.75 | 19.73 | 1,779,108 | -1.46(-6.89%) |
| Mar 05, 2012 | 21.95 | 22.00 | 20.58 | 21.19 | 1,262,157 | -1.26(-5.61%) |
| Mar 02, 2012 | 23.24 | 23.42 | 22.13 | 22.45 | 1,657,734 | -1.41(-5.91%) |