| 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | |
|---|---|---|---|---|---|---|
| Results of operations (in € thousand) | ||||||
| Revenue | 247.061 | 265.109 | 287.728 | 340.958 | 324.835 | 298.871 |
| Germany | 152.125 | 158.022 | 154.358 | 175.691 | 170.955 | 156.331 |
| Abroad | 94.936 | 107.087 | 133.335 | 165.267 | 153.880 | 142.540 |
| International revenue ratio (%) | 38.4 | 40.4 | 46.3 | 48.5 | 47.4 | 47.7 |
| EBITDA | 28.228 | 18.842 | 18.937 | 19.237 | 15.601 | 13.453 |
| Profit from operations (EBIT) | 6.238 | 9.811 | 9.295 | 9.436 | 8.166 | 6.228 |
| Earnings before taxes (EBT) | 4.018 | 8.103 | 7.903 | 5.736 | 5.494 | 3.500 |
| Income tax expense | -951 | -4.343 | -2.270 | -1.101 | -1.902 | -3.032 |
| Income for the period | 3.067 | 3.760 | 5.633 | 4.635 | 3.592 | 468 |
| of which profit attributable to noncontrolling interests | 64 | -265 | 418 | -429 | 293 | 240 |
| of which profit attributable to equity holders of parent | 3.003 | 4.025 | 5.215 | 5.064 | 3.299 | 228 |
| Earnings per share (€) | 0.070 | 0.094 | 0.121 | 0.118 | 0.075 | 0.005 |
| Balance Sheet (in € thousand) | ||||||
| Noncurrent assets | 184.972 | 152.850 | 149.757 | 151.957 | 137.072 | 138.917 |
| Current assets | 84.468 | 80.630 | 80.608 | 86.575 | 87.537 | 79.434 |
| Total assets | 269.440 | 233.480 | 230.365 | 238.532 | 224.609 | 218.351 |
| Shareholder's equity | 114.543 | 113.599 | 112.149 | 108.110 | 102.394 | 97.348 |
| Liabilities | 154.897 | 119.881 | 118.216 | 130.423 | 122.215 | 121.003 |
| Equity ratio (%) | 42.5 | 48.7 | 48.7 | 45.3 | 45.6 | 44.6 |
| Net financial liabilities | 68.525 | 34.069 | 44.203 | 46.909 | 39.362 | 39.967 |
| Cash Flow/Capital Expenditure (in € thousand) | ||||||
| Cash flow from operating activities | 23.625 | 16.860 | 12.880 | 12.001 | 5.541 | 22.243 |
| Cash flow from investing activities | -8.694 | -826 | -3.598 | -5.928 | -2.868 | -2.338 |
| Cash flow from financing activities | -13.088 | -4.528 | -6.771 | -4.930 | -4.344 | -8.877 |
| Investments in property, plant and equipment | 9.566 | 7.880 | 3.872 | 9.102 | 5.227 | 5.704 |
| Employees | ||||||
| Employees (average) | 2.185 | 2.347 | 2.521 | 2.899 | 2.641 | 2.523 |
| Personnel expenses (in € thousand) | 90.482 | 98.340 | 107.984 | 111.669 | 103.189 | 95.087 |
