| Countries |
| Germany |
| 79.14% |
| United States of America |
| 14.91% |
| China |
| 1.52% |
| United Kingdom |
| 0.48% |
| Netherlands |
| 0.46% |
| Singapore |
| 0.46% |
| France |
| 0.42% |
| Switzerland |
| 0.37% |
| Canada |
| 0.33% |
| Austria |
| 0.21% |
| Luxembourg |
| 0.19% |
| Spain |
| 0.15% |
| Sweden |
| 0.12% |
| Ireland |
| 0.12% |
| India |
| 0.12% |
| Belgium |
| 0.12% |
| Russia |
| 0.10% |
| Japan |
| 0.10% |
| South Korea |
| 0.10% |
| Turkey |
| 0.08% |
| Italy |
| 0.08% |
| Portugal |
| 0.08% |
| Australia |
| 0.08% |
| Kazakhstan |
| 0.04% |
| Indonesia |
| 0.04% |
| Finland |
| 0.02% |
| Lithuania |
| 0.02% |
| Cyprus |
| 0.02% |
| Denmark |
| 0.02% |
| Norway |
| 0.02% |
| Slovakia |
| 0.02% |
| Czech Republic |
| 0.02% |
| Philippines |
| 0.02% |
| Poland |
| 0.02% |
| Brazil |
| 0.02% |
| Thailand |
| 0.02% |
