Margins
| TTM | 2016 | 2015 | 2014 | 2013 | 2012 | |
|---|---|---|---|---|---|---|
| Gross margin | 39.2% | 39.9% | 40.7% | 40.9% | 41.4% | 44.2% |
| Gross margin growth (bps) | -95 | -77 | -20 | -55 | -274 | 9 |
| Operating margin | 0.3% | 1.0% | 0.2% | -1.8% | 0.6% | -0.1% |
| Operating margin growth (bps) | -9 | 79 | 199 | -241 | 71 | 55 |
| Net profit margin | -0.7% | -0.6% | -1.8% | -7.2% | 1.4% | -5.4% |
| Net profit margin growth (bps) | 39 | 121 | 533 | -862 | 682 | -497 |