2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 12 | 50% |
2 | China | 6 | 25% |
3 | United States | 4 | 16.7% |
4 | Netherlands | 1 | 4.2% |
5 | Taiwan | 1 | 4.2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 12 | 50% |
2 | China | 6 | 25% |
3 | United States | 4 | 16.7% |
4 | Netherlands | 1 | 4.2% |
5 | Taiwan | 1 | 4.2% |