| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 17, 2013 | 4.700 | 4.700 | 4.250 | 4.500 | 0 | -0.10(-2.17%) |
| May 16, 2013 | 3.750 | 4.970 | 3.750 | 4.600 | 202,785 | +0.87(+23.32%) |
| May 15, 2013 | 3.558 | 3.740 | 3.400 | 3.730 | 0 | +0.15(+4.19%) |
| May 13, 2013 | 3.250 | 3.600 | 3.160 | 3.580 | 0 | +0.33(+10.15%) |
| May 10, 2013 | 3.360 | 3.370 | 3.150 | 3.250 | 0 | -0.05(-1.52%) |
| May 09, 2013 | 3.110 | 3.360 | 3.110 | 3.300 | 0 | +0.15(+4.76%) |
| May 08, 2013 | 3.080 | 3.250 | 3.060 | 3.150 | 0 | +0.08(+2.61%) |
| May 07, 2013 | 3.120 | 3.120 | 3.030 | 3.070 | 0 | -0.08(-2.54%) |
| May 06, 2013 | 3.250 | 3.250 | 3.150 | 3.150 | 0 | -0.14(-4.26%) |
| May 03, 2013 | 3.400 | 3.400 | 3.060 | 3.290 | 0 | -0.11(-3.24%) |
| May 02, 2013 | 3.040 | 3.400 | 3.040 | 3.400 | 0 | +0.33(+10.75%) |
| May 01, 2013 | 3.060 | 3.100 | 3.000 | 3.070 | 0 | +0.06(+2.00%) |
| Apr 30, 2013 | 2.921 | 3.010 | 2.921 | 3.010 | 0 | +0.10(+3.44%) |
| Apr 29, 2013 | 2.960 | 2.970 | 2.850 | 2.910 | 11,012 | -0.08(-2.68%) |
| Apr 26, 2013 | 3.000 | 3.100 | 2.920 | 2.990 | 8,830 | -0.01(-0.33%) |
| Apr 25, 2013 | 2.900 | 3.090 | 2.892 | 3.000 | 20,992 | +0.09(+3.09%) |
| Apr 24, 2013 | 2.750 | 2.910 | 2.720 | 2.910 | 0 | +0.20(+7.34%) |
| Apr 23, 2013 | 2.710 | 2.711 | 2.710 | 2.711 | 1,600 | -0.02(-0.70%) |
| Apr 22, 2013 | 2.670 | 2.732 | 2.650 | 2.730 | 2,657 | -0.06(-2.31%) |
| Apr 19, 2013 | 2.690 | 2.884 | 2.690 | 2.795 | 1,435 | -0.11(-3.64%) |
| Apr 18, 2013 | 2.900 | 2.900 | 2.860 | 2.900 | 1,012 | +0.01(+0.35%) |
| Apr 17, 2013 | 2.889 | 2.900 | 2.800 | 2.890 | 8,801 | +0.08(+2.84%) |
| Apr 16, 2013 | 2.750 | 2.900 | 2.730 | 2.810 | 9,240 | +0.06(+2.19%) |
| Apr 15, 2013 | 3.010 | 3.100 | 2.650 | 2.750 | 23,272 | -0.25(-8.33%) |
| Apr 12, 2013 | 2.610 | 3.100 | 2.600 | 3.000 | 81,189 | +0.40(+15.38%) |
| Apr 11, 2013 | 2.550 | 2.620 | 2.550 | 2.600 | 4,857 | +0.00(+0.00%) |
| Apr 10, 2013 | 2.520 | 2.600 | 2.500 | 2.600 | 5,749 | +0.04(+1.56%) |
| Apr 09, 2013 | 2.500 | 2.580 | 2.500 | 2.560 | 3,127 | +0.10(+4.07%) |
| Apr 08, 2013 | 2.460 | 2.510 | 2.450 | 2.460 | 3,450 | +0.03(+1.23%) |
| Apr 05, 2013 | 2.410 | 2.610 | 2.400 | 2.430 | 15,737 | +0.01(+0.41%) |
| Apr 04, 2013 | 2.440 | 2.550 | 2.420 | 2.420 | 2,678 | -0.02(-0.82%) |
| Apr 03, 2013 | 2.440 | 2.450 | 2.430 | 2.440 | 2,250 | -0.20(-7.58%) |
| Apr 01, 2013 | 2.640 | 2.640 | 2.640 | 2.640 | 0 | +0.06(+2.33%) |
| Mar 28, 2013 | 2.570 | 2.650 | 2.570 | 2.580 | 10,200 | +0.16(+6.61%) |
| Mar 27, 2013 | 2.630 | 2.640 | 2.410 | 2.420 | 2,564 | -0.18(-6.92%) |
| Mar 26, 2013 | 2.560 | 2.614 | 2.560 | 2.600 | 2,861 | -0.05(-1.89%) |
| Mar 25, 2013 | 2.613 | 2.650 | 2.613 | 2.650 | 4,294 | +0.09(+3.52%) |
| Mar 22, 2013 | 2.520 | 2.630 | 2.400 | 2.560 | 15,814 | +0.04(+1.59%) |
| Mar 21, 2013 | 2.480 | 2.520 | 2.480 | 2.520 | 1,100 | -0.08(-3.08%) |
| Mar 20, 2013 | 2.440 | 2.600 | 2.350 | 2.600 | 3,458 | +0.22(+9.24%) |
| Mar 19, 2013 | 2.320 | 2.500 | 2.310 | 2.380 | 5,482 | -0.06(-2.54%) |
| Mar 18, 2013 | 2.450 | 2.550 | 2.400 | 2.442 | 17,358 | -0.07(-2.71%) |
| Mar 15, 2013 | 2.420 | 2.610 | 2.370 | 2.510 | 45,898 | -0.06(-2.33%) |
| Mar 14, 2013 | 2.440 | 2.570 | 2.440 | 2.570 | 10,902 | +0.20(+8.44%) |
| Mar 13, 2013 | 2.450 | 2.450 | 2.321 | 2.370 | 7,430 | -0.03(-1.25%) |
| Mar 12, 2013 | 2.360 | 2.553 | 2.360 | 2.400 | 8,046 | -0.01(-0.41%) |
| Mar 11, 2013 | 2.360 | 2.430 | 2.360 | 2.410 | 19,406 | -0.03(-1.23%) |
| Mar 08, 2013 | 2.420 | 2.510 | 2.400 | 2.440 | 16,713 | -0.11(-4.31%) |
| Mar 07, 2013 | 2.440 | 2.560 | 2.430 | 2.550 | 7,048 | +0.04(+1.59%) |
| Mar 06, 2013 | 2.515 | 2.515 | 2.505 | 2.510 | 828 | -0.11(-4.20%) |
| Mar 05, 2013 | 2.480 | 2.630 | 2.480 | 2.620 | 6,340 | +0.16(+6.50%) |
| Mar 04, 2013 | 2.460 | 2.460 | 2.460 | 2.460 | 600 | -0.04(-1.60%) |