Agilent reported quarterly operating results from Q1 2006 to Q2 2007, with orders and net revenues increasing year-over-year in most periods. Gross profit margins ranged from 53.8% to 56.9% across periods. Research and development expenses as a percentage of revenues remained relatively steady around 12.3-12.6% while selling, general and administrative expenses increased slightly as a percentage of revenues over time. Net earnings increased 12% in Q2 2007 compared to the previous year, with net margins ranging from 12.2-14.3% across periods. Regular headcount remained steady around 18,800 employees.