Q2 2014Q1 2014Q4 2013Q3 2013Q2 2013
Gross margin23.4%22.1%22.7%22.7%22.3%
Gross margin growth (bps)107-1106-8-146
Operating margin-1.7%-3.7%-2.9%-4.0%-4.5%
Operating margin growth (bps)282-678723787
Net profit margin-1.7%-3.7%-2.9%-3.9%-4.5%
Net profit margin growth (bps)281-668823189