Margins
| TTM | 2013 | 2012 | 2011 | 2010 | 2009 | |
|---|---|---|---|---|---|---|
| Gross margin | 57.8% | 57.8% | 58.3% | 62.1% | 62.6% | 61.3% |
| Gross margin growth (bps) | 6 | -50 | -378 | -56 | 135 | -64 |
| Operating margin | 2.7% | 9.9% | 12.2% | 16.3% | 16.5% | 15.2% |
| Operating margin growth (bps) | -851 | -236 | -403 | -23 | 126 | 152 |
| Net profit margin | 1.7% | 6.1% | 7.6% | 9.9% | 10.0% | 9.2% |
| Net profit margin growth (bps) | -527 | -146 | -235 | -5 | 76 | 84 |