TTM20162015201420132012
Gross margin48.4%48.4%48.2%48.6%N/AN/A
Gross margin growth (bps)2727-38N/AN/AN/A
Operating margin12.5%12.5%14.9%15.1%14.5%13.5%
Operating margin growth (bps)-239-239-2862104-40
Net profit margin8.9%8.9%10.2%8.8%11.0%10.4%
Net profit margin growth (bps)-130-130142-2185951