TTM20132012201120102009
Gross margin35.3%35.3%36.1%35.5%34.5%34.0%
Gross margin growth (bps)-78-785510745375
Operating margin1.2%1.2%2.0%3.7%4.0%-0.4%
Operating margin growth (bps)-73-73-174-274341,846
Net profit margin-0.5%-0.5%-1.5%1.3%1.5%-2.6%
Net profit margin growth (bps)9595-282-144051,713