TTM20132012201120102009
Gross margin35.0%35.4%36.0%35.0%36.0%36.7%
Gross margin growth (bps)-94-61100-97-71103
Operating margin-2.5%-2.2%-1.7%-2.3%0.6%2.2%
Operating margin growth (bps)-5-4462-297-15343
Net profit margin-2.6%-2.3%-2.0%-3.5%0.3%1.3%
Net profit margin growth (bps)11-32153-387-9855