Margins
| TTM | 2013 | 2012 | 2011 | 2010 | 2009 | |
|---|---|---|---|---|---|---|
| Gross margin | 35.0% | 35.4% | 36.0% | 35.0% | 36.0% | 36.7% |
| Gross margin growth (bps) | -94 | -61 | 100 | -97 | -71 | 103 |
| Operating margin | -2.5% | -2.2% | -1.7% | -2.3% | 0.6% | 2.2% |
| Operating margin growth (bps) | -5 | -44 | 62 | -297 | -153 | 43 |
| Net profit margin | -2.6% | -2.3% | -2.0% | -3.5% | 0.3% | 1.3% |
| Net profit margin growth (bps) | 11 | -32 | 153 | -387 | -98 | 55 |