| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Apr 30, 2012 | 99.60 | 99.60 | 99.60 | 0 | -0.12(-0.12%) | |
| Apr 27, 2012 | 100.07 | 100.16 | 99.18 | 99.72 | 0 | +0.53(+0.53%) |
| Apr 26, 2012 | 98.71 | 99.23 | 98.48 | 99.19 | 0 | +0.47(+0.48%) |
| Apr 25, 2012 | 98.33 | 99.01 | 98.08 | 98.72 | 0 | +0.29(+0.29%) |
| Apr 24, 2012 | 97.91 | 98.60 | 97.84 | 98.43 | 0 | +0.46(+0.47%) |
| Apr 23, 2012 | 98.84 | 99.07 | 97.72 | 97.97 | 0 | -0.77(-0.78%) |
| Apr 20, 2012 | 98.54 | 98.75 | 98.11 | 98.74 | 0 | -0.48(-0.48%) |
| Apr 19, 2012 | 99.20 | 99.77 | 98.69 | 99.22 | 0 | -0.26(-0.26%) |
| Apr 18, 2012 | 99.86 | 100.08 | 99.35 | 99.48 | 0 | -0.15(-0.15%) |
| Apr 17, 2012 | 98.52 | 99.65 | 97.98 | 99.63 | 0 | +1.06(+1.08%) |
| Apr 16, 2012 | 98.59 | 99.20 | 98.45 | 98.57 | 0 | +0.01(+0.01%) |
| Apr 13, 2012 | 98.51 | 98.68 | 98.30 | 98.56 | 0 | +0.40(+0.41%) |
| Apr 12, 2012 | 97.34 | 98.21 | 97.22 | 98.16 | 0 | +0.61(+0.63%) |
| Apr 11, 2012 | 96.84 | 97.67 | 96.64 | 97.55 | 0 | -0.35(-0.36%) |
| Apr 10, 2012 | 98.46 | 98.88 | 97.83 | 97.90 | 0 | -1.98(-1.98%) |
| Apr 05, 2012 | 99.88 | 99.88 | 99.88 | 0 | +0.69(+0.70%) | |
| Apr 04, 2012 | 99.77 | 100.08 | 99.06 | 99.19 | 0 | +0.30(+0.30%) |
| Apr 03, 2012 | 99.18 | 99.47 | 98.80 | 98.89 | 0 | -0.51(-0.51%) |
| Apr 02, 2012 | 98.75 | 99.44 | 98.54 | 99.40 | 0 | +0.61(+0.62%) |
| Mar 30, 2012 | 98.29 | 98.84 | 98.07 | 98.79 | 0 | +0.63(+0.64%) |
| Mar 29, 2012 | 98.20 | 98.66 | 98.05 | 98.16 | 0 | -0.14(-0.14%) |
| Mar 28, 2012 | 98.86 | 99.06 | 98.21 | 98.30 | 0 | -0.80(-0.81%) |
| Mar 27, 2012 | 99.03 | 99.23 | 98.71 | 99.10 | 0 | +0.26(+0.26%) |
| Mar 26, 2012 | 98.49 | 98.99 | 98.38 | 98.84 | 0 | +0.42(+0.43%) |
| Mar 23, 2012 | 98.31 | 98.58 | 97.96 | 98.42 | 0 | -0.40(-0.40%) |
| Mar 22, 2012 | 98.93 | 99.65 | 98.62 | 98.82 | 0 | -0.62(-0.62%) |
| Mar 21, 2012 | 99.12 | 99.57 | 98.96 | 99.44 | 0 | +0.15(+0.15%) |
| Mar 20, 2012 | 99.88 | 100.15 | 99.06 | 99.29 | 0 | +13.41(+15.61%) |
| Mar 19, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 16, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 15, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 14, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 13, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 12, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 09, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 08, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 07, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 06, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 05, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 02, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Mar 01, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 29, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 28, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 27, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 24, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 23, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 22, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 21, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 20, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 17, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 16, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 15, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 14, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 13, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 10, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 09, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 08, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 07, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 06, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 03, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |
| Feb 02, 2012 | 85.88 | 85.88 | 85.88 | 85.88 | 0 | +0.00(+0.00%) |