TTM20142013201220112010
Gross margin28.4%27.0%27.8%27.3%26.4%31.6%
Gross margin growth (bps)123-765489-520N/A
Operating margin0.9%1.3%1.9%-3.2%-8.1%-33.8%
Operating margin growth (bps)-70-565064912,568N/A
Net profit margin0.9%1.2%1.9%-3.1%-7.9%-38.1%
Net profit margin growth (bps)-75-614984823,017N/A