2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 19 | 46.3% |
2 | China | 14 | 34.1% |
3 | United States | 5 | 12.2% |
4 | India | 1 | 2.4% |
5 | Netherlands | 1 | 2.4% |
6 | Republic of Korea | 1 | 2.4% |
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 19 | 46.3% |
2 | China | 14 | 34.1% |
3 | United States | 5 | 12.2% |
4 | India | 1 | 2.4% |
5 | Netherlands | 1 | 2.4% |
6 | Republic of Korea | 1 | 2.4% |