| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
February 29 2012 | $16.21 | $16.39 | $16.04 | $16.24 | 952,011,200 |
February 28 2012 | $15.80 | $16.03 | $15.74 | $16.03 | 600,387,200 |
February 27 2012 | $15.61 | $15.82 | $15.46 | $15.74 | 547,582,000 |
February 24 2012 | $15.56 | $15.65 | $15.53 | $15.64 | 415,072,000 |
February 23 2012 | $15.42 | $15.50 | $15.25 | $15.46 | 568,027,600 |
February 22 2012 | $15.36 | $15.43 | $15.24 | $15.36 | 483,302,400 |
February 21 2012 | $15.17 | $15.41 | $15.09 | $15.41 | 605,595,200 |
February 17 2012 | $15.06 | $15.20 | $14.98 | $15.03 | 535,805,200 |
February 16 2012 | $14.71 | $15.11 | $14.57 | $15.03 | 944,552,000 |
February 15 2012 | $15.39 | $15.75 | $14.87 | $14.90 | 1,506,120,000 |
February 14 2012 | $15.11 | $15.25 | $15.03 | $15.25 | 460,398,400 |
February 13 2012 | $14.95 | $15.08 | $14.88 | $15.05 | 517,216,000 |
February 10 2012 | $14.70 | $14.90 | $14.62 | $14.77 | 631,302,000 |
February 09 2012 | $14.39 | $14.87 | $14.39 | $14.76 | 884,214,800 |
February 08 2012 | $14.08 | $14.27 | $14.06 | $14.27 | 407,890,000 |
February 07 2012 | $13.93 | $14.06 | $13.91 | $14.03 | 316,223,600 |
February 06 2012 | $13.72 | $13.92 | $13.72 | $13.89 | 249,412,800 |
February 03 2012 | $13.69 | $13.77 | $13.64 | $13.76 | 286,599,600 |
February 02 2012 | $13.65 | $13.69 | $13.59 | $13.62 | 186,796,400 |
February 01 2012 | $13.72 | $13.74 | $13.64 | $13.66 | 270,046,000 |