TTM20142013201220112010
Gross margin42.9%43.4%43.4%41.6%42.3%42.0%
Gross margin growth (bps)-321184-7333222
Operating margin6.2%6.1%6.3%8.8%11.0%12.1%
Operating margin growth (bps)67-25-242-226-10595
Net profit margin3.9%3.8%4.0%6.9%8.3%8.9%
Net profit margin growth (bps)45-21-282-144-6193