TTM20132012201120102009
Gross margin33.3%34.1%38.4%42.7%45.0%47.5%
Gross margin growth (bps)-244-425-434-228-253213
Operating margin-16.0%-10.0%-0.7%4.3%8.4%8.7%
Operating margin growth (bps)-1,163-936-497-413-29102
Net profit margin-19.6%-11.7%-3.6%1.8%4.9%5.0%
Net profit margin growth (bps)-1,222-801-543-312-1435