2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 14 | 45.2% |
2 | Germany | 10 | 32.3% |
3 | China | 4 | 12.9% |
4 | Republic of Korea | 1 | 3.2% |
5 | Saudi Arabia | 1 | 3.2% |
6 | Singapore | 1 | 3.2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 14 | 45.2% |
2 | Germany | 10 | 32.3% |
3 | China | 4 | 12.9% |
4 | Republic of Korea | 1 | 3.2% |
5 | Saudi Arabia | 1 | 3.2% |
6 | Singapore | 1 | 3.2% |