| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Apr 30, 2012 | 3.280 | 3.300 | 3.280 | 3.300 | 2,500 | +0.00(+0.00%) |
| Apr 27, 2012 | 3.230 | 3.300 | 3.060 | 3.300 | 3,815 | +0.07(+2.17%) |
| Apr 26, 2012 | 3.220 | 3.250 | 3.200 | 3.230 | 1,562 | +0.07(+2.22%) |
| Apr 25, 2012 | 3.160 | 3.160 | 3.160 | 3.160 | 476 | +0.05(+1.61%) |
| Apr 24, 2012 | 3.070 | 3.210 | 3.050 | 3.110 | 3,350 | -0.04(-1.27%) |
| Apr 23, 2012 | 3.300 | 3.300 | 3.140 | 3.150 | 2,100 | -0.15(-4.55%) |
| Apr 20, 2012 | 3.340 | 3.340 | 3.150 | 3.300 | 2,400 | +0.00(+0.00%) |
| Apr 19, 2012 | 3.340 | 3.350 | 3.300 | 3.300 | 400 | +0.03(+0.92%) |
| Apr 18, 2012 | 3.350 | 3.380 | 3.130 | 3.270 | 2,300 | -0.13(-3.83%) |
| Apr 17, 2012 | 3.400 | 3.400 | 3.400 | 3.400 | 850 | +0.00(+0.00%) |
| Apr 16, 2012 | 3.400 | 3.450 | 3.400 | 3.400 | 5,450 | +0.00(+0.00%) |
| Apr 13, 2012 | 3.410 | 3.480 | 3.370 | 3.400 | 1,498 | +0.07(+2.10%) |
| Apr 12, 2012 | 3.330 | 3.350 | 3.201 | 3.330 | 4,422 | +0.00(+0.00%) |
| Apr 11, 2012 | 3.370 | 3.480 | 3.100 | 3.330 | 2,639 | +0.08(+2.46%) |
| Apr 10, 2012 | 3.510 | 3.600 | 3.050 | 3.250 | 13,797 | -0.35(-9.72%) |
| Apr 09, 2012 | 3.600 | 3.710 | 3.240 | 3.600 | 4,462 | +0.00(+0.00%) |
| Apr 05, 2012 | 3.660 | 3.740 | 3.600 | 3.600 | 1,036 | -0.13(-3.49%) |
| Apr 04, 2012 | 3.600 | 3.730 | 3.360 | 3.730 | 5,453 | +0.12(+3.32%) |
| Apr 03, 2012 | 3.770 | 3.770 | 3.610 | 3.610 | 11,886 | -0.07(-1.90%) |
| Apr 02, 2012 | 3.400 | 3.760 | 3.400 | 3.680 | 17,434 | +0.33(+9.85%) |
| Mar 30, 2012 | 3.850 | 3.950 | 3.200 | 3.350 | 44,938 | -0.58(-14.76%) |
| Mar 29, 2012 | 3.930 | 4.150 | 3.560 | 3.930 | 16,700 | -0.05(-1.26%) |
| Mar 28, 2012 | 4.530 | 4.540 | 3.850 | 3.980 | 36,894 | -0.42(-9.55%) |
| Mar 27, 2012 | 5.500 | 5.500 | 4.350 | 4.400 | 102,988 | -1.11(-20.15%) |
| Mar 26, 2012 | 5.900 | 6.070 | 5.510 | 5.510 | 14,594 | -0.32(-5.49%) |
| Mar 23, 2012 | 5.490 | 5.830 | 5.310 | 5.830 | 16,425 | +0.43(+7.95%) |
| Mar 22, 2012 | 5.470 | 5.480 | 5.150 | 5.401 | 8,539 | +0.35(+6.95%) |
| Mar 21, 2012 | 5.010 | 5.050 | 5.010 | 5.050 | 900 | +0.02(+0.40%) |
| Mar 20, 2012 | 4.980 | 5.030 | 4.980 | 5.030 | 1,130 | -0.08(-1.57%) |
| Mar 19, 2012 | 5.280 | 5.280 | 5.070 | 5.110 | 2,120 | -0.09(-1.73%) |
| Mar 16, 2012 | 5.300 | 5.300 | 5.110 | 5.200 | 778 | -0.08(-1.52%) |
| Mar 15, 2012 | 5.230 | 5.280 | 5.230 | 5.280 | 905 | -0.02(-0.38%) |
| Mar 14, 2012 | 5.136 | 5.300 | 4.330 | 5.300 | 1,825 | -0.06(-1.12%) |
| Mar 13, 2012 | 5.200 | 5.450 | 5.180 | 5.360 | 6,975 | +0.26(+5.10%) |
| Mar 12, 2012 | 4.800 | 5.220 | 4.760 | 5.100 | 4,283 | +0.31(+6.47%) |
| Mar 07, 2012 | 4.790 | 4.790 | 4.790 | 0 | +0.14(+3.01%) | |
| Mar 06, 2012 | 4.650 | 4.670 | 4.650 | 4.650 | 1,041 | +0.05(+1.09%) |
| Mar 05, 2012 | 4.600 | 4.670 | 4.550 | 4.600 | 3,900 | -0.03(-0.65%) |
| Mar 02, 2012 | 4.650 | 4.710 | 4.560 | 4.630 | 3,550 | -0.03(-0.64%) |
| Mar 01, 2012 | 4.610 | 4.750 | 4.600 | 4.660 | 4,113 | +0.12(+2.64%) |
| Feb 29, 2012 | 4.490 | 4.750 | 4.490 | 4.540 | 16,300 | +0.04(+0.89%) |
| Feb 28, 2012 | 4.750 | 4.750 | 4.470 | 4.500 | 9,868 | -0.17(-3.64%) |
| Feb 27, 2012 | 4.450 | 4.780 | 4.450 | 4.670 | 8,300 | -0.10(-2.10%) |
| Feb 24, 2012 | 4.700 | 4.770 | 4.450 | 4.770 | 7,175 | +0.26(+5.87%) |
| Feb 23, 2012 | 4.650 | 4.710 | 4.240 | 4.506 | 14,372 | -0.06(-1.41%) |
| Feb 22, 2012 | 4.620 | 4.650 | 4.570 | 4.570 | 1,178 | +0.02(+0.44%) |
| Feb 21, 2012 | 4.520 | 4.550 | 4.442 | 4.550 | 1,489 | +0.00(+0.00%) |
| Feb 17, 2012 | 4.550 | 4.550 | 4.550 | 4.550 | 1,420 | +0.00(+0.00%) |
| Feb 16, 2012 | 4.480 | 4.550 | 4.480 | 4.550 | 9,370 | +0.13(+2.94%) |
| Feb 15, 2012 | 4.500 | 4.570 | 4.340 | 4.420 | 6,520 | -0.08(-1.78%) |
| Feb 14, 2012 | 4.050 | 4.500 | 4.050 | 4.500 | 6,050 | +0.21(+4.90%) |
| Feb 13, 2012 | 4.250 | 4.590 | 4.250 | 4.290 | 2,230 | -0.05(-1.15%) |
| Feb 10, 2012 | 4.630 | 4.630 | 4.340 | 4.340 | 1,271 | -0.21(-4.62%) |
| Feb 09, 2012 | 4.550 | 4.650 | 4.550 | 4.550 | 2,357 | +0.04(+0.78%) |
| Feb 08, 2012 | 4.550 | 4.550 | 4.515 | 4.515 | 620 | +0.01(+0.33%) |
| Feb 07, 2012 | 4.350 | 4.650 | 4.300 | 4.500 | 18,416 | +0.20(+4.65%) |
| Feb 06, 2012 | 4.530 | 4.530 | 4.000 | 4.300 | 17,632 | -0.39(-8.32%) |
| Feb 03, 2012 | 4.400 | 4.690 | 4.400 | 4.690 | 3,600 | +0.08(+1.74%) |
| Feb 02, 2012 | 4.690 | 4.690 | 4.310 | 4.610 | 2,060 | -0.08(-1.71%) |