TTM20142013201220112010
Gross margin37.9%38.1%38.2%37.7%38.7%42.7%
Gross margin growth (bps)13-1151-97-395-463
Operating margin2.0%-46.5%-10.1%5.5%4.3%6.7%
Operating margin growth (bps)6,373-3,644-1,551113-237-942
Net profit margin-5.4%-46.7%-16.3%-0.6%-3.8%2.7%
Net profit margin growth (bps)5,549-3,041-1,570320-647-739