| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 29, 2012 | 3.150 | 3.150 | 3.070 | 3.140 | 47,854 | -0.01(-0.32%) |
| Feb 28, 2012 | 3.120 | 3.150 | 3.010 | 3.150 | 64,149 | -0.02(-0.63%) |
| Feb 27, 2012 | 3.380 | 3.380 | 3.170 | 3.170 | 65,160 | -0.24(-7.04%) |
| Feb 24, 2012 | 3.430 | 3.470 | 3.380 | 3.410 | 24,489 | +0.00(+0.00%) |
| Feb 23, 2012 | 3.420 | 3.460 | 3.403 | 3.410 | 24,538 | -0.01(-0.29%) |
| Feb 22, 2012 | 3.340 | 3.420 | 3.310 | 3.420 | 15,475 | +0.03(+0.88%) |
| Feb 21, 2012 | 3.430 | 3.460 | 3.350 | 3.390 | 36,045 | -0.04(-1.17%) |
| Feb 17, 2012 | 3.530 | 3.540 | 3.430 | 3.430 | 22,819 | -0.13(-3.65%) |
| Feb 16, 2012 | 3.620 | 3.640 | 3.370 | 3.560 | 28,966 | -0.10(-2.73%) |
| Feb 15, 2012 | 3.710 | 3.710 | 3.500 | 3.660 | 36,717 | -0.05(-1.35%) |
| Feb 14, 2012 | 3.500 | 3.730 | 3.500 | 3.710 | 115,382 | +0.23(+6.61%) |
| Feb 13, 2012 | 3.350 | 3.480 | 3.350 | 3.480 | 30,161 | +0.12(+3.57%) |
| Feb 10, 2012 | 3.300 | 3.394 | 3.280 | 3.360 | 113,339 | +0.07(+2.13%) |
| Feb 09, 2012 | 3.090 | 3.350 | 3.090 | 3.290 | 33,834 | +0.17(+5.45%) |
| Feb 08, 2012 | 3.020 | 3.160 | 3.010 | 3.120 | 46,182 | +0.10(+3.31%) |
| Feb 07, 2012 | 2.970 | 3.020 | 2.960 | 3.020 | 49,605 | +0.00(+0.00%) |
| Feb 06, 2012 | 2.930 | 3.020 | 2.930 | 3.020 | 36,322 | +0.07(+2.37%) |
| Feb 03, 2012 | 2.970 | 2.970 | 2.930 | 2.950 | 83,375 | +0.00(+0.00%) |
| Feb 02, 2012 | 2.830 | 2.990 | 2.820 | 2.950 | 28,214 | +0.11(+3.87%) |
| Feb 01, 2012 | 2.640 | 2.850 | 2.640 | 2.840 | 35,318 | +0.24(+9.23%) |
| Jan 31, 2012 | 2.570 | 2.610 | 2.540 | 2.600 | 35,169 | +0.03(+1.17%) |
| Jan 30, 2012 | 2.640 | 2.708 | 2.550 | 2.570 | 127,380 | -0.07(-2.65%) |
| Jan 27, 2012 | 2.740 | 2.810 | 2.610 | 2.640 | 65,123 | -0.09(-3.30%) |
| Jan 26, 2012 | 2.780 | 2.800 | 2.654 | 2.730 | 71,562 | -0.04(-1.44%) |
| Jan 25, 2012 | 2.840 | 2.900 | 2.770 | 2.770 | 47,225 | -0.09(-3.15%) |
| Jan 24, 2012 | 2.890 | 2.900 | 2.855 | 2.860 | 8,350 | -0.01(-0.35%) |
| Jan 23, 2012 | 2.870 | 2.920 | 2.870 | 2.870 | 20,152 | -0.03(-1.03%) |
| Jan 20, 2012 | 2.890 | 2.910 | 2.880 | 2.900 | 3,832 | +0.03(+1.05%) |
| Jan 19, 2012 | 2.840 | 2.930 | 2.810 | 2.870 | 132,563 | +0.04(+1.41%) |
| Jan 18, 2012 | 2.880 | 2.940 | 2.830 | 2.830 | 46,710 | -0.02(-0.70%) |
| Jan 17, 2012 | 2.910 | 2.950 | 2.850 | 2.850 | 22,278 | -0.03(-1.04%) |
| Jan 13, 2012 | 2.950 | 2.950 | 2.880 | 2.880 | 23,799 | -0.06(-2.04%) |
| Jan 12, 2012 | 2.950 | 2.990 | 2.930 | 2.940 | 25,104 | +0.02(+0.68%) |
| Jan 11, 2012 | 2.920 | 2.980 | 2.920 | 2.920 | 27,972 | +0.01(+0.34%) |
| Jan 10, 2012 | 3.070 | 3.080 | 2.910 | 2.910 | 43,722 | -0.10(-3.32%) |
| Jan 09, 2012 | 3.000 | 3.046 | 2.980 | 3.010 | 32,668 | +0.03(+1.01%) |
| Jan 06, 2012 | 2.970 | 3.020 | 2.950 | 2.980 | 44,460 | +0.04(+1.36%) |
| Jan 05, 2012 | 3.000 | 3.080 | 2.940 | 2.940 | 56,138 | -0.06(-2.00%) |
| Jan 04, 2012 | 2.900 | 3.000 | 2.860 | 3.000 | 36,349 | +0.19(+6.76%) |
| Dec 30, 2011 | 2.822 | 2.850 | 2.770 | 2.810 | 66,665 | -0.02(-0.71%) |
| Dec 29, 2011 | 2.860 | 2.860 | 2.780 | 2.830 | 59,159 | -0.02(-0.70%) |
| Dec 28, 2011 | 2.870 | 2.870 | 2.801 | 2.850 | 16,475 | -0.03(-1.04%) |
| Dec 27, 2011 | 2.880 | 2.880 | 2.841 | 2.880 | 16,431 | +0.01(+0.35%) |
| Dec 23, 2011 | 2.750 | 2.890 | 2.730 | 2.870 | 153,548 | +0.21(+7.89%) |
| Dec 21, 2011 | 2.700 | 2.700 | 2.560 | 2.660 | 72,569 | -0.06(-2.21%) |
| Dec 20, 2011 | 2.750 | 2.770 | 2.720 | 2.720 | 127,514 | -0.01(-0.37%) |
| Dec 19, 2011 | 2.760 | 2.800 | 2.700 | 2.730 | 38,923 | -0.03(-1.09%) |
| Dec 16, 2011 | 2.760 | 2.790 | 2.750 | 2.760 | 81,551 | +0.00(+0.00%) |
| Dec 15, 2011 | 2.790 | 2.790 | 2.740 | 2.760 | 21,109 | -0.03(-1.08%) |
| Dec 14, 2011 | 2.790 | 2.810 | 2.780 | 2.790 | 50,259 | -0.04(-1.41%) |
| Dec 13, 2011 | 2.750 | 2.850 | 2.736 | 2.830 | 41,113 | +0.08(+2.91%) |
| Dec 12, 2011 | 2.700 | 2.790 | 2.700 | 2.750 | 35,665 | +0.01(+0.36%) |
| Dec 09, 2011 | 2.730 | 2.770 | 2.720 | 2.740 | 34,876 | -0.01(-0.36%) |
| Dec 08, 2011 | 2.730 | 2.790 | 2.730 | 2.750 | 134,074 | -0.04(-1.43%) |
| Dec 07, 2011 | 2.740 | 2.790 | 2.740 | 2.790 | 73,447 | +0.04(+1.45%) |
| Dec 06, 2011 | 2.740 | 2.790 | 2.720 | 2.750 | 164,138 | +0.02(+0.73%) |
| Dec 05, 2011 | 2.750 | 2.790 | 2.700 | 2.730 | 67,217 | +0.02(+0.74%) |
| Dec 02, 2011 | 2.770 | 2.775 | 2.710 | 2.710 | 56,665 | -0.08(-2.87%) |