| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 29, 2012 | 3.220 | 3.270 | 3.100 | 3.210 | 2,070,003 | -0.01(-0.31%) |
| Feb 28, 2012 | 3.300 | 3.360 | 3.120 | 3.220 | 5,190,988 | -0.09(-2.72%) |
| Feb 27, 2012 | 3.360 | 3.440 | 3.280 | 3.310 | 2,123,289 | -0.21(-5.97%) |
| Feb 24, 2012 | 3.470 | 3.600 | 3.460 | 3.520 | 1,456,345 | +0.04(+1.15%) |
| Feb 23, 2012 | 3.390 | 3.490 | 3.320 | 3.480 | 1,358,320 | +0.11(+3.26%) |
| Feb 22, 2012 | 3.450 | 3.520 | 3.270 | 3.370 | 5,650,414 | -0.09(-2.60%) |
| Feb 21, 2012 | 3.350 | 3.460 | 3.350 | 3.460 | 1,491,899 | +0.15(+4.53%) |
| Feb 17, 2012 | 3.360 | 3.405 | 3.260 | 3.310 | 1,491,871 | -0.02(-0.60%) |
| Feb 16, 2012 | 3.350 | 3.450 | 3.290 | 3.330 | 2,569,724 | -0.01(-0.30%) |
| Feb 15, 2012 | 3.630 | 3.630 | 3.310 | 3.340 | 1,785,881 | -0.24(-6.70%) |
| Feb 14, 2012 | 3.600 | 3.660 | 3.510 | 3.580 | 1,114,946 | +0.01(+0.28%) |
| Feb 13, 2012 | 3.410 | 3.570 | 3.380 | 3.570 | 1,053,510 | +0.20(+6.09%) |
| Feb 10, 2012 | 3.500 | 3.500 | 3.300 | 3.365 | 1,755,642 | -0.17(-4.94%) |
| Feb 09, 2012 | 3.680 | 3.720 | 3.540 | 3.540 | 972,007 | -0.13(-3.54%) |
| Feb 08, 2012 | 3.630 | 3.680 | 3.540 | 3.670 | 694,076 | +0.06(+1.66%) |
| Feb 07, 2012 | 3.590 | 3.660 | 3.500 | 3.610 | 1,195,124 | +0.05(+1.40%) |
| Feb 06, 2012 | 3.470 | 3.600 | 3.450 | 3.560 | 1,270,044 | +0.06(+1.71%) |
| Feb 03, 2012 | 3.470 | 3.500 | 3.390 | 3.500 | 1,201,396 | +0.16(+4.79%) |
| Feb 02, 2012 | 3.360 | 3.430 | 3.310 | 3.340 | 950,006 | +0.00(+0.00%) |
| Feb 01, 2012 | 3.290 | 3.400 | 3.230 | 3.340 | 856,591 | +0.08(+2.45%) |
| Jan 31, 2012 | 3.280 | 3.390 | 3.220 | 3.260 | 1,262,176 | +0.02(+0.62%) |
| Jan 30, 2012 | 3.340 | 3.409 | 3.200 | 3.240 | 600,779 | -0.15(-4.42%) |
| Jan 27, 2012 | 3.280 | 3.410 | 3.170 | 3.390 | 786,214 | +0.10(+3.04%) |
| Jan 26, 2012 | 3.400 | 3.450 | 3.240 | 3.290 | 994,822 | -0.08(-2.37%) |
| Jan 25, 2012 | 3.230 | 3.400 | 3.150 | 3.370 | 1,400,036 | +0.13(+4.01%) |
| Jan 24, 2012 | 3.180 | 3.270 | 3.110 | 3.240 | 1,385,055 | +0.02(+0.62%) |
| Jan 23, 2012 | 3.090 | 3.240 | 3.080 | 3.220 | 1,759,493 | +0.12(+3.87%) |
| Jan 20, 2012 | 3.080 | 3.120 | 3.000 | 3.100 | 927,337 | +0.01(+0.32%) |
| Jan 19, 2012 | 3.070 | 3.130 | 2.960 | 3.090 | 1,076,602 | +0.03(+0.98%) |
| Jan 18, 2012 | 2.900 | 3.070 | 2.850 | 3.060 | 1,485,941 | +0.16(+5.52%) |
| Jan 17, 2012 | 2.880 | 2.930 | 2.840 | 2.900 | 591,338 | +0.05(+1.75%) |
| Jan 13, 2012 | 2.840 | 2.870 | 2.750 | 2.850 | 715,320 | -0.06(-2.06%) |
| Jan 12, 2012 | 2.860 | 2.930 | 2.810 | 2.910 | 672,860 | +0.05(+1.75%) |
| Jan 11, 2012 | 2.830 | 2.880 | 2.780 | 2.860 | 611,240 | +0.00(+0.00%) |
| Jan 10, 2012 | 2.850 | 2.880 | 2.800 | 2.860 | 727,554 | +0.07(+2.51%) |
| Jan 09, 2012 | 2.800 | 2.870 | 2.790 | 2.790 | 845,524 | -0.02(-0.71%) |
| Jan 06, 2012 | 2.950 | 2.970 | 2.690 | 2.810 | 1,718,006 | -0.14(-4.75%) |
| Jan 05, 2012 | 3.020 | 3.040 | 2.870 | 2.950 | 981,917 | -0.07(-2.32%) |
| Jan 04, 2012 | 2.970 | 3.050 | 2.930 | 3.020 | 512,426 | +0.18(+6.34%) |
| Dec 30, 2011 | 2.870 | 2.880 | 2.800 | 2.840 | 834,524 | -0.05(-1.73%) |
| Dec 29, 2011 | 2.850 | 2.900 | 2.780 | 2.890 | 1,092,032 | +0.05(+1.76%) |
| Dec 28, 2011 | 2.950 | 2.960 | 2.790 | 2.840 | 1,008,282 | -0.12(-4.05%) |
| Dec 27, 2011 | 2.900 | 2.990 | 2.860 | 2.960 | 897,390 | +0.04(+1.37%) |
| Dec 23, 2011 | 2.920 | 2.950 | 2.850 | 2.920 | 454,397 | -0.07(-2.34%) |
| Dec 21, 2011 | 2.870 | 2.990 | 2.750 | 2.990 | 1,331,708 | +0.10(+3.46%) |
| Dec 20, 2011 | 2.800 | 2.890 | 2.750 | 2.890 | 1,597,395 | +0.17(+6.25%) |
| Dec 19, 2011 | 2.920 | 2.930 | 2.690 | 2.720 | 1,198,521 | -0.19(-6.53%) |
| Dec 16, 2011 | 2.710 | 2.940 | 2.710 | 2.910 | 2,940,509 | +0.19(+6.99%) |
| Dec 15, 2011 | 2.790 | 2.825 | 2.650 | 2.720 | 1,529,634 | +0.03(+1.12%) |
| Dec 14, 2011 | 2.780 | 2.780 | 2.630 | 2.690 | 1,818,436 | -0.09(-3.24%) |
| Dec 13, 2011 | 2.920 | 2.970 | 2.760 | 2.780 | 1,807,648 | -0.07(-2.46%) |
| Dec 12, 2011 | 3.030 | 3.099 | 2.850 | 2.850 | 2,371,963 | -0.27(-8.65%) |
| Dec 09, 2011 | 3.020 | 3.230 | 3.000 | 3.120 | 1,816,377 | +0.12(+4.00%) |
| Dec 08, 2011 | 3.270 | 3.309 | 3.000 | 3.000 | 1,936,105 | -0.31(-9.37%) |
| Dec 07, 2011 | 3.450 | 3.450 | 3.210 | 3.310 | 1,562,648 | -0.16(-4.61%) |
| Dec 06, 2011 | 3.450 | 3.540 | 3.390 | 3.470 | 1,635,294 | +0.04(+1.17%) |
| Dec 05, 2011 | 3.410 | 3.450 | 3.260 | 3.430 | 1,817,014 | +0.23(+7.19%) |
| Dec 02, 2011 | 3.170 | 3.200 | 3.130 | 3.200 | 2,212,229 | +0.10(+3.23%) |