| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 17, 2013 | 3.100 | 3.450 | 3.040 | 3.230 | 32,516 | +0.19(+6.25%) |
| May 16, 2013 | 3.000 | 3.500 | 2.910 | 3.040 | 155,396 | +0.15(+5.19%) |
| May 15, 2013 | 2.400 | 2.890 | 2.400 | 2.890 | 144,183 | +0.76(+35.68%) |
| May 13, 2013 | 2.050 | 2.130 | 2.050 | 2.130 | 800 | +0.01(+0.47%) |
| May 10, 2013 | 2.060 | 2.120 | 2.010 | 2.120 | 1,800 | -0.04(-1.85%) |
| May 09, 2013 | 2.190 | 2.190 | 2.160 | 2.160 | 1,300 | -0.05(-2.26%) |
| May 08, 2013 | 2.110 | 2.260 | 2.110 | 2.210 | 2,700 | +0.11(+5.24%) |
| May 07, 2013 | 2.080 | 2.130 | 1.890 | 2.100 | 6,247 | -0.01(-0.47%) |
| May 06, 2013 | 2.180 | 2.180 | 2.040 | 2.110 | 1,731 | -0.09(-4.09%) |
| May 03, 2013 | 2.046 | 2.220 | 2.030 | 2.200 | 2,559 | +0.06(+2.80%) |
| May 02, 2013 | 2.101 | 2.200 | 1.930 | 2.140 | 7,081 | -0.14(-6.14%) |
| Apr 30, 2013 | 2.280 | 2.280 | 2.280 | 0 | +0.08(+3.64%) | |
| Apr 29, 2013 | 2.190 | 2.270 | 2.110 | 2.200 | 10,974 | +0.10(+4.76%) |
| Apr 26, 2013 | 2.060 | 2.110 | 2.000 | 2.100 | 13,780 | -0.01(-0.47%) |
| Apr 25, 2013 | 2.130 | 2.210 | 2.080 | 2.110 | 8,447 | -0.10(-4.52%) |
| Apr 24, 2013 | 2.220 | 2.310 | 2.090 | 2.210 | 19,489 | -0.08(-3.49%) |
| Apr 23, 2013 | 2.320 | 2.320 | 2.160 | 2.290 | 2,800 | -0.04(-1.63%) |
| Apr 22, 2013 | 2.390 | 2.390 | 2.140 | 2.328 | 2,830 | +0.10(+4.39%) |
| Apr 19, 2013 | 2.380 | 2.380 | 2.040 | 2.230 | 12,410 | -0.05(-2.19%) |
| Apr 18, 2013 | 2.320 | 2.320 | 2.060 | 2.280 | 1,100 | +0.03(+1.33%) |
| Apr 17, 2013 | 2.150 | 2.260 | 2.020 | 2.250 | 17,600 | -0.02(-0.88%) |
| Apr 16, 2013 | 2.370 | 2.370 | 2.250 | 2.270 | 3,245 | -0.08(-3.40%) |
| Apr 15, 2013 | 2.120 | 2.380 | 2.120 | 2.350 | 13,499 | +0.32(+15.76%) |
| Apr 12, 2013 | 1.880 | 2.030 | 1.880 | 2.030 | 400 | +0.00(+0.00%) |
| Apr 11, 2013 | 2.030 | 2.030 | 2.030 | 2.030 | 100 | -0.03(-1.46%) |
| Apr 09, 2013 | 2.060 | 2.060 | 2.060 | 0 | +0.14(+7.29%) | |
| Apr 08, 2013 | 1.920 | 1.920 | 1.920 | 1.920 | 300 | -0.05(-2.54%) |
| Apr 03, 2013 | 1.970 | 1.970 | 1.970 | 0 | -0.10(-4.83%) | |
| Mar 28, 2013 | 2.070 | 2.070 | 2.070 | 2.070 | 0 | +0.02(+0.98%) |
| Mar 27, 2013 | 2.000 | 2.070 | 1.970 | 2.050 | 3,400 | -0.01(-0.49%) |
| Mar 20, 2013 | 2.060 | 2.060 | 2.060 | 0 | +0.00(+0.00%) | |
| Mar 19, 2013 | 2.000 | 2.060 | 2.000 | 2.060 | 3,000 | +0.03(+1.48%) |
| Mar 18, 2013 | 1.850 | 2.060 | 1.850 | 2.030 | 18,460 | +0.19(+10.33%) |
| Mar 15, 2013 | 1.750 | 1.840 | 1.750 | 1.840 | 10,100 | +0.01(+0.55%) |
| Mar 13, 2013 | 1.830 | 1.830 | 1.830 | 0 | -0.01(-0.54%) | |
| Mar 12, 2013 | 1.750 | 1.840 | 1.750 | 1.840 | 1,100 | +0.00(+0.00%) |
| Mar 08, 2013 | 1.840 | 1.840 | 1.840 | 0 | +0.05(+2.79%) | |
| Mar 07, 2013 | 1.790 | 1.850 | 1.770 | 1.790 | 1,145 | -0.06(-3.24%) |
| Mar 05, 2013 | 1.850 | 1.850 | 1.850 | 0 | +0.04(+2.21%) | |
| Mar 04, 2013 | 1.780 | 1.810 | 1.780 | 1.810 | 305 | -0.08(-4.23%) |