Subsequent Events:

6 Months Ended

Jun. 30, 2012

Subsequent Events:

Subsequent Events:

14. Subsequent Events: On July 25, 2012, the company issued $1 billion of 10 year fixed rate bonds with a 1.875 percent coupon.

On July 31, 2012, the company announced that the Board of Directors approved a quarterly dividend of $0.85 per common share. The dividend is payable September 10, 2012 to shareholders of record on August 10, 2012.