Agilent's operating results from Q1 2006 to Q2 2008 are shown. Orders and revenues increased each quarter, with a 9-10% year-over-year increase in orders and revenues from Q2 2007 to Q2 2008. Gross profit percentages remained stable between 54-56.5% during this period. Research and development spending as a percentage of revenues fluctuated between 11.3-12.6% while selling, general and administrative costs were between 26.9-29.5% of revenues. Non-GAAP earnings per share grew each quarter, increasing $0.08 from Q2 2007 to Q2 2008.