TTM20132012201120102009
Gross margin22.5%25.7%32.2%34.9%33.5%29.9%
Gross margin growth (bps)-567-651-270136360152
Operating margin-36.3%-18.8%6.1%10.6%8.2%4.1%
Operating margin growth (bps)-2,858-2,497-444242402311
Net profit margin-31.1%-14.9%3.8%6.7%4.0%1.4%
Net profit margin growth (bps)-2,553-1,876-281262263189