TTM20172016201520142013
Gross margin23.1%23.7%23.9%24.0%23.6%24.5%
Gross margin growth (bps)-92-20-1445-9033
Operating margin-6.6%-5.0%-5.8%-3.6%-11.2%-1.7%
Operating margin growth (bps)-16782-219759-946181
Net profit margin-7.0%-5.2%-5.8%-3.4%-11.2%-1.7%
Net profit margin growth (bps)-19257-231779-953181