CSG Systems Intl (NASDAQ:CSGS) reported quarterly earnings of $1.37 per share which beat the analyst consensus estimate of $1.13 by 21.24 percent. This is a 20.18 percent increase over earnings of $1.14 per share from the same period last year. The company reported quarterly sales of $313.732 million which beat the analyst consensus estimate of $304.700 million by 2.96 percent. This is a 4.77 percent increase over sales of $299.453 million the same period last year.