Financial Summary (All financials)
| In millions, except per share items | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 |
| Revenues | 19.2 | 19.3 | 19.3 | 18.2 | 17.0 | 17.9 | 18.4 | 16.7 |
| Revenue growth | -0.3% | -0.3% | 6.0% | 6.9% | -4.8% | -2.5% | 10.2% | 7.2% |
| Cost of goods sold | 8.9 | 8.6 | 8.8 | 8.6 | 8.1 | 7.6 | 7.6 | 7.0 |
| Gross profit | 10.3 | 10.7 | 10.5 | 9.7 | 9.0 | 10.3 | 10.7 | 9.7 |
| Gross margin | 53.4% | 55.3% | 54.4% | 53.1% | 52.6% | 57.7% | 58.4% | 58.2% |
| Selling, general and administrative | | | | | | | | |
| Sales and marketing | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.4 | 0.4 |
| General and administrative | 1.5 | 1.5 | 1.5 | 1.7 | 1.8 | 1.9 | 1.7 | 1.5 |
| EBITA | 8.5 | 8.9 | 8.8 | 8.0 | 6.9 | 2.7 | 4.7 | 3.7 |
| EBITA margin | 44.3% | 46.4% | 45.4% | 43.7% | 40.3% | 15.1% | 25.5% | 22.3% |
| Amortization of intangibles | 0.1 | 0.1 | 0.1 | 0.1 | 0.3 | 0.3 | 0.3 | 0.3 |
| EBIT | 8.4 | 8.9 | 8.7 | 7.9 | 6.5 | 2.4 | 4.3 | 3.4 |
| EBIT margin | 44.0% | 46.0% | 45.0% | 43.3% | 38.4% | 13.2% | 23.6% | 20.6% |
| Pre-tax income | 5.9 | 6.4 | 6.0 | 5.0 | 4.5 | 2.4 | 4.3 | 3.4 |
| Income taxes | 1.1 | 2.3 | 1.8 | 1.4 | 1.2 | 0.5 | 1.1 | 0.8 |
| Tax rate | 18.9% | 36.5% | 29.9% | 28.2% | 27.7% | 21.9% | 26.6% | 23.6% |
| Net income | 4.8 | 3.9 | 3.7 | 3.1 | 2.7 | 1.1 | 2.3 | 1.7 |
| Net margin | 25.1% | 20.0% | 19.3% | 16.9% | 16.0% | 6.0% | 12.4% | 9.9% |
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| Diluted EPS | $1.89 | $1.51 | $1.46 | $1.19 | $1.29 | $0.52 | $1.11 | $0.81 |
| Shares outstanding (diluted) | 2.5 | 2.5 | 2.5 | 2.6 | 2.1 | 2.1 | 2.1 | 2.0 |
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| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |
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