2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 13 | 32.5% |
2 | United States | 13 | 32.5% |
3 | Germany | 12 | 30% |
4 | Republic of Korea | 1 | 2.5% |
5 | United Kingdom | 1 | 2.5% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 13 | 32.5% |
2 | United States | 13 | 32.5% |
3 | Germany | 12 | 30% |
4 | Republic of Korea | 1 | 2.5% |
5 | United Kingdom | 1 | 2.5% |