Subscribing is the best way to get our best stories immediately.
| Date | 1W | 2W | 1M | 2M | 3M | 4M | 6M | 9M | 1Y | 2Y | 3Y | 4Y | 5Y | 6Y | 7Y | 8Y | 9Y | 10Y | 15Y | 20Y |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 28, 2011 | 12.8 | 12.84 | 12.93 | 13.14 | 13.35 | 13.47 | 13.61 | 13.67 | 13.78 | 14.07 | 14.18 | 14.21 | 14.21 | 14.25 | 14.29 | 14.23 | 14.19 | 14.2 | 14.56 | 14.77 |
| Feb 26, 2011 | 12.93 | 12.92 | 12.98 | 13.13 | 13.35 | 13.48 | 13.6 | 13.68 | 13.78 | 14.06 | 14.18 | 14.21 | 14.21 | 14.25 | 14.29 | 14.23 | 14.19 | 14.2 | 14.56 | 14.77 |
| Feb 25, 2011 | 12.92 | 12.92 | 12.98 | 13.13 | 13.35 | 13.48 | 13.61 | 13.68 | 13.78 | 14.07 | 14.18 | 14.2 | 14.21 | 14.26 | 14.29 | 14.23 | 14.19 | 14.2 | 14.56 | 14.77 |
| Feb 24, 2011 | 13.02 | 12.95 | 12.98 | 13.11 | 13.35 | 13.47 | 13.6 | 13.67 | 13.78 | 14.07 | 14.18 | 14.2 | 14.21 | 14.26 | 14.29 | 14.23 | 14.19 | 14.2 | 14.56 | 14.77 |
| Feb 23, 2011 | 13.05 | 12.97 | 13.01 | 13.13 | 13.34 | 13.46 | 13.59 | 13.66 | 13.77 | 14.07 | 14.18 | 14.2 | 14.21 | 14.26 | 14.29 | 14.24 | 14.19 | 14.21 | 14.54 | 14.75 |
| Feb 22, 2011 | 12.66 | 12.8 | 12.9 | 13.09 | 13.32 | 13.46 | 13.58 | 13.65 | 13.76 | 14.06 | 14.17 | 14.2 | 14.22 | 14.26 | 14.29 | 14.23 | 14.19 | 14.2 | 14.54 | 14.75 |
| Feb 21, 2011 | 12.33 | 12.7 | 12.83 | 13.08 | 13.3 | 13.45 | 13.56 | 13.64 | 13.75 | 14.05 | 14.16 | 14.2 | 14.21 | 14.26 | 14.29 | 14.23 | 14.18 | 14.19 | 14.53 | 14.75 |
| Feb 19, 2011 | 12.52 | 12.76 | 12.88 | 13.09 | 13.32 | 13.45 | 13.57 | 13.65 | 13.75 | 14.05 | 14.16 | 14.2 | 14.21 | 14.25 | 14.29 | 14.23 | 14.18 | 14.19 | 14.53 | 14.75 |
| Feb 18, 2011 | 12.83 | 12.86 | 12.94 | 13.12 | 13.35 | 13.46 | 13.57 | 13.65 | 13.76 | 14.06 | 14.17 | 14.2 | 14.21 | 14.26 | 14.29 | 14.23 | 14.18 | 14.19 | 14.53 | 14.75 |
| Feb 17, 2011 | 13.02 | 12.93 | 13 | 13.13 | 13.35 | 13.46 | 13.57 | 13.65 | 13.76 | 14.06 | 14.17 | 14.21 | 14.21 | 14.26 | 14.29 | 14.22 | 14.18 | 14.19 | 14.57 | 14.77 |
| Feb 15, 2011 | 12.58 | 12.77 | 12.92 | 13.07 | 13.34 | 13.47 | 13.56 | 13.64 | 13.75 | 14.05 | 14.21 | 14.23 | 14.25 | 14.28 | 14.31 | 14.25 | 14.2 | 14.25 | 14.62 | 14.79 |
| Feb 14, 2011 | 12.53 | 12.73 | 12.91 | 13.08 | 13.35 | 13.47 | 13.57 | 13.64 | 13.75 | 14.06 | 14.21 | 14.23 | 14.25 | 14.28 | 14.31 | 14.26 | 14.2 | 14.25 | 14.61 | 14.78 |
| Feb 12, 2011 | 12.84 | 12.94 | 12.98 | 13.09 | 13.38 | 13.49 | 13.57 | 13.64 | 13.75 | 14.06 | 14.21 | 14.23 | 14.25 | 14.28 | 14.31 | 14.26 | 14.2 | 14.26 | 14.61 | 14.78 |
| Feb 11, 2011 | 12.93 | 12.96 | 13 | 13.1 | 13.39 | 13.49 | 13.55 | 13.64 | 13.75 | 14.05 | 14.21 | 14.23 | 14.24 | 14.28 | 14.31 | 14.26 | 14.2 | 14.26 | 14.61 | 14.78 |
| Feb 10, 2011 | 12.96 | 12.93 | 12.98 | 13.08 | 13.39 | 13.49 | 13.54 | 13.64 | 13.75 | 14.05 | 14.21 | 14.23 | 14.24 | 14.28 | 14.31 | 14.26 | 14.2 | 14.26 | 14.61 | 14.78 |
| Feb 09, 2011 | 12.45 | 12.77 | 12.87 | 13.11 | 13.35 | 13.49 | 13.55 | 13.63 | 13.74 | 14.05 | 14.21 | 14.23 | 14.25 | 14.28 | 14.31 | 14.26 | 14.2 | 14.26 | 14.61 | 14.78 |
| Feb 08, 2011 | 12.11 | 12.66 | 12.81 | 13.08 | 13.37 | 13.48 | 13.54 | 13.63 | 13.72 | 14.05 | 14.21 | 14.23 | 14.25 | 14.28 | 14.31 | 14.26 | 14.2 | 14.26 | 14.61 | 14.78 |
| Feb 07, 2011 | 12.33 | 12.65 | 12.8 | 13.08 | 13.34 | 13.48 | 13.54 | 13.63 | 13.73 | 14.05 | 14.22 | 14.22 | 14.25 | 14.28 | 14.31 | 14.26 | 14.2 | 14.27 | 14.59 | 14.78 |
| Feb 04, 2011 | 12.26 | 12.63 | 12.78 | 13.07 | 13.34 | 13.48 | 13.54 | 13.64 | 13.73 | 14.05 | 14.22 | 14.22 | 14.25 | 14.28 | 14.31 | 14.26 | 14.2 | 14.27 | 14.59 | 14.78 |
| Feb 03, 2011 | 12.36 | 12.64 | 12.79 | 13.12 | 13.37 | 13.49 | 13.56 | 13.65 | 13.74 | 14.06 | 14.22 | 14.22 | 14.25 | 14.28 | 14.31 | 14.26 | 14.2 | 14.27 | 14.59 | 14.78 |
| Feb 02, 2011 | 12.58 | 12.73 | 12.9 | 13.19 | 13.39 | 13.51 | 13.57 | 13.66 | 13.75 | 14.07 | 14.23 | 14.23 | 14.25 | 14.28 | 14.31 | 14.26 | 14.19 | 14.27 | 14.59 | 14.78 |
| Feb 01, 2011 | 12.67 | 12.8 | 12.9 | 13.22 | 13.41 | 13.52 | 13.58 | 13.67 | 13.78 | 14.05 | 14.19 | 14.21 | 14.21 | 14.27 | 14.3 | 14.25 | 14.17 | 14.2 | 14.62 | 14.8 |