| Date | Open | Close | Volume |
| 2010-03-02 | 26.30 | 26.38 | 294300 |
| 2010-03-01 | 25.99 | 26.19 | 292800 |
| 2010-02-26 | 25.60 | 25.83 | 463000 |
| 2010-02-25 | 25.26 | 25.52 | 188600 |
| 2010-02-24 | 25.44 | 25.44 | 420700 |
| 2010-02-23 | 25.06 | 25.30 | 293600 |
| 2010-02-22 | 25.44 | 25.15 | 326700 |
| 2010-02-19 | 25.01 | 25.30 | 322100 |
| 2010-02-18 | 24.96 | 25.00 | 207900 |
| 2010-02-17 | 25.03 | 24.98 | 198400 |
| 2010-02-16 | 24.85 | 24.93 | 226100 |
| 2010-02-12 | 24.38 | 24.63 | 268700 |
| 2010-02-11 | 24.10 | 24.57 | 262600 |
| 2010-02-10 | 24.39 | 24.20 | 233000 |
| 2010-02-09 | 24.53 | 24.39 | 377800 |
| 2010-02-08 | 24.74 | 24.30 | 260100 |
| 2010-02-05 | 24.95 | 24.69 | 308000 |
| 2010-02-04 | 25.34 | 24.89 | 338600 |
| 2010-02-03 | 25.65 | 25.43 | 251800 |
| 2010-02-02 | 25.81 | 25.71 | 279300 |
| 2010-02-01 | 25.69 | 25.73 | 324600 |
| 2010-01-29 | 25.77 | 25.67 | 577900 |
| 2010-01-28 | 26.05 | 25.70 | 456300 |
| 2010-01-27 | 25.77 | 25.93 | 383500 |
| 2010-01-26 | 26.18 | 25.87 | 430100 |
| 2010-01-25 | 26.12 | 26.22 | 294200 |
| 2010-01-22 | 26.28 | 26.01 | 390100 |
| 2010-01-21 | 26.59 | 26.38 | 471200 |
| 2010-01-20 | 26.40 | 26.63 | 569600 |
| 2010-01-19 | 26.33 | 26.60 | 516100 |
| 2010-01-15 | 26.76 | 26.36 | 630000 |
| 2010-01-14 | 26.31 | 26.59 | 420600 |
Other Companies: 06-15-2008 | Georgia Power Co. | 09-13-2007-1
MS STR DAIMLERCHRYSL | 03-01-2008-1 | ATRION Corp.