| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
March 18 2011 | $15.94 | $15.97 | $15.47 | $15.58 | 3,922,200 |
March 17 2011 | $15.42 | $15.95 | $15.37 | $15.63 | 3,851,600 |
March 16 2011 | $15.56 | $15.85 | $14.93 | $15.15 | 5,879,300 |
March 15 2011 | $14.99 | $15.76 | $14.78 | $15.63 | 4,778,900 |
March 14 2011 | $15.47 | $15.83 | $15.31 | $15.72 | 4,600,800 |
March 11 2011 | $15.55 | $15.83 | $15.43 | $15.63 | 4,381,000 |
March 10 2011 | $15.78 | $15.98 | $15.43 | $15.61 | 5,563,700 |
March 09 2011 | $16.72 | $16.74 | $15.98 | $16.06 | 6,267,800 |
March 08 2011 | $16.60 | $17.01 | $16.25 | $16.79 | 5,065,300 |
March 07 2011 | $17.23 | $17.29 | $16.13 | $16.52 | 8,284,800 |
March 04 2011 | $17.47 | $17.65 | $17.22 | $17.46 | 3,559,900 |
March 03 2011 | $17.51 | $17.64 | $17.25 | $17.54 | 4,732,000 |
March 02 2011 | $16.72 | $17.37 | $16.67 | $17.13 | 4,427,000 |
March 01 2011 | $17.30 | $17.43 | $16.67 | $16.73 | 4,670,600 |
February 28 2011 | $17.25 | $17.55 | $16.90 | $17.14 | 5,526,200 |
February 25 2011 | $16.86 | $17.29 | $16.83 | $17.15 | 3,368,700 |
February 24 2011 | $16.40 | $16.88 | $16.22 | $16.70 | 5,490,700 |
February 23 2011 | $16.77 | $16.77 | $16.02 | $16.44 | 5,590,200 |
February 22 2011 | $17.14 | $17.14 | $16.57 | $16.63 | 7,898,100 |