TTM20152014201320122011
Gross margin58.1%58.3%58.6%58.8%58.8%58.0%
Gross margin growth (bps)-16-31-17-584-67
Operating margin4.1%3.1%6.0%4.1%3.4%-1.0%
Operating margin growth (bps)-40-29318673446158
Net profit margin1.2%0.6%2.9%1.1%-0.0%-4.8%
Net profit margin growth (bps)-56-229181111482308