
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 2010 | $83.52 | $88.11 | $83.49 | $87.89 | 1,669,584 |
November 2010 | $82.76 | $85.33 | $81.66 | $82.20 | 1,069,846 |
October 2010 | $79.84 | $83.03 | $78.64 | $82.29 | 951,131 |
September 2010 | $77.46 | $80.30 | $76.43 | $79.29 | 485,974 |