| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Apr 30, 2012 | 104.89 | 104.89 | 104.89 | 104.89 | 0 | +0.08(+0.08%) |
| Apr 27, 2012 | 104.55 | 104.81 | 104.81 | 104.81 | 0 | +0.66(+0.63%) |
| Apr 26, 2012 | 104.15 | 104.15 | 104.15 | 104.15 | 0 | +0.19(+0.18%) |
| Apr 25, 2012 | 103.96 | 103.96 | 103.96 | 103.96 | 0 | +0.07(+0.07%) |
| Apr 24, 2012 | 103.89 | 103.89 | 103.89 | 103.89 | 0 | +0.82(+0.80%) |
| Apr 23, 2012 | 103.07 | 103.07 | 103.07 | 103.07 | 0 | -0.97(-0.93%) |
| Apr 20, 2012 | 104.04 | 104.04 | 104.04 | 104.04 | 0 | +1.38(+1.34%) |
| Apr 19, 2012 | 102.66 | 102.66 | 102.66 | 102.66 | 0 | -0.11(-0.11%) |
| Apr 18, 2012 | 102.77 | 102.77 | 102.77 | 102.77 | 0 | -1.49(-1.43%) |
| Apr 17, 2012 | 104.26 | 104.26 | 104.26 | 104.26 | 0 | +1.08(+1.05%) |
| Apr 16, 2012 | 103.18 | 103.18 | 103.18 | 103.18 | 0 | +0.34(+0.33%) |
| Apr 13, 2012 | 102.84 | 102.84 | 102.84 | 102.84 | 0 | -0.80(-0.77%) |
| Apr 12, 2012 | 103.64 | 103.64 | 103.64 | 103.64 | 0 | +1.09(+1.06%) |
| Apr 11, 2012 | 102.55 | 102.55 | 102.55 | 102.55 | 0 | +1.71(+1.70%) |
| Apr 10, 2012 | 100.84 | 100.84 | 100.84 | 100.84 | 0 | -1.31(-1.28%) |
| Apr 09, 2012 | 102.15 | 102.15 | 102.15 | 102.15 | 0 | -1.10(-1.07%) |
| Apr 05, 2012 | 103.25 | 103.25 | 103.25 | 103.25 | 0 | +1.21(+1.19%) |
| Apr 04, 2012 | 102.04 | 102.04 | 102.04 | 102.04 | 0 | -2.00(-1.92%) |
| Apr 03, 2012 | 104.04 | 104.04 | 104.04 | 104.04 | 0 | -1.00(-0.95%) |
| Apr 02, 2012 | 105.04 | 105.04 | 105.04 | 105.04 | 0 | +2.11(+2.05%) |
| Mar 30, 2012 | 102.93 | 102.93 | 102.93 | 102.93 | 0 | -0.36(-0.35%) |
| Mar 29, 2012 | 103.29 | 103.29 | 103.29 | 103.29 | 0 | -2.27(-2.15%) |
| Mar 28, 2012 | 105.56 | 105.56 | 105.56 | 105.56 | 0 | -1.21(-1.13%) |
| Mar 27, 2012 | 106.77 | 106.77 | 106.77 | 106.77 | 0 | -0.32(-0.30%) |
| Mar 26, 2012 | 107.09 | 107.09 | 107.09 | 107.09 | 0 | +0.34(+0.32%) |
| Mar 23, 2012 | 106.75 | 106.75 | 106.75 | 106.75 | 0 | +1.17(+1.11%) |
| Mar 22, 2012 | 105.58 | 105.58 | 105.58 | 105.58 | 0 | -1.41(-1.32%) |
| Mar 21, 2012 | 106.99 | 106.99 | 106.99 | 106.99 | 0 | +1.31(+1.24%) |
| Mar 20, 2012 | 105.68 | 105.68 | 105.68 | 105.68 | 0 | -2.21(-2.05%) |
| Mar 19, 2012 | 107.89 | 107.89 | 107.89 | 107.89 | 0 | +0.74(+0.69%) |
| Mar 16, 2012 | 107.15 | 107.15 | 107.15 | 107.15 | 0 | +1.74(+1.65%) |
| Mar 15, 2012 | 105.41 | 105.41 | 105.41 | 105.41 | 0 | -0.15(-0.14%) |
| Mar 14, 2012 | 105.56 | 105.56 | 105.56 | 105.56 | 0 | -1.16(-1.09%) |
| Mar 13, 2012 | 106.72 | 106.72 | 106.72 | 106.72 | 0 | +0.14(+0.13%) |
| Mar 12, 2012 | 106.58 | 106.58 | 106.58 | 106.58 | 0 | -0.84(-0.78%) |
| Mar 09, 2012 | 107.42 | 107.42 | 107.42 | 107.42 | 0 | +0.57(+0.53%) |
| Mar 08, 2012 | 106.85 | 106.85 | 106.85 | 106.85 | 0 | +0.69(+0.65%) |
| Mar 07, 2012 | 106.16 | 106.16 | 106.16 | 106.16 | 0 | +1.16(+1.10%) |
| Mar 06, 2012 | 105.00 | 105.00 | 105.00 | 105.00 | 0 | -2.12(-1.98%) |
| Mar 05, 2012 | 107.12 | 107.12 | 107.12 | 107.12 | 0 | +0.62(+0.58%) |
| Mar 02, 2012 | 106.50 | 106.50 | 106.50 | 106.50 | 0 | -2.10(-1.93%) |
| Mar 01, 2012 | 108.60 | 108.60 | 108.60 | 108.60 | 0 | +1.69(+1.58%) |
| Feb 29, 2012 | 106.91 | 106.91 | 106.91 | 106.91 | 0 | +0.41(+0.38%) |
| Feb 28, 2012 | 106.50 | 106.50 | 106.50 | 106.50 | 0 | -1.38(-1.28%) |
| Feb 27, 2012 | 107.88 | 107.88 | 107.88 | 107.88 | 0 | -1.74(-1.59%) |
| Feb 24, 2012 | 109.79 | 109.62 | 109.62 | 109.62 | 0 | +0.93(+0.86%) |
| Feb 23, 2012 | 108.69 | 108.69 | 108.69 | 108.69 | 0 | +2.74(+2.59%) |
| Feb 22, 2012 | 105.95 | 105.95 | 105.95 | 105.95 | 0 | +0.07(+0.07%) |
| Feb 21, 2012 | 105.88 | 105.88 | 105.88 | 105.88 | 0 | +0.96(+0.91%) |
| Feb 20, 2012 | 104.92 | 104.92 | 104.92 | 104.92 | 0 | +0.86(+0.83%) |
| Feb 17, 2012 | 104.06 | 104.06 | 104.06 | 104.06 | 0 | +1.74(+1.70%) |
| Feb 16, 2012 | 102.32 | 102.32 | 102.32 | 102.32 | 0 | +0.44(+0.43%) |
| Feb 15, 2012 | 101.88 | 101.88 | 101.88 | 101.88 | 0 | +0.90(+0.89%) |
| Feb 14, 2012 | 100.98 | 100.98 | 100.98 | 100.98 | 0 | +0.18(+0.18%) |
| Feb 13, 2012 | 100.80 | 100.80 | 100.80 | 100.80 | 0 | +1.75(+1.77%) |
| Feb 10, 2012 | 99.33 | 99.05 | 99.05 | 99.05 | 0 | -0.75(-0.75%) |
| Feb 09, 2012 | 99.80 | 99.80 | 99.80 | 99.80 | 0 | +0.76(+0.77%) |
| Feb 08, 2012 | 99.04 | 99.04 | 99.04 | 99.04 | 0 | +0.30(+0.30%) |
| Feb 07, 2012 | 98.74 | 98.74 | 98.74 | 98.74 | 0 | +1.68(+1.73%) |
| Feb 06, 2012 | 97.06 | 97.06 | 97.06 | 97.06 | 0 | -0.71(-0.73%) |
| Feb 03, 2012 | 97.83 | 97.77 | 97.77 | 97.77 | 0 | +1.17(+1.21%) |
| Feb 02, 2012 | 96.60 | 96.60 | 96.60 | 96.60 | 0 | -0.57(-0.59%) |

