2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 14 | 40% |
2 | Germany | 9 | 25.7% |
3 | United States | 8 | 22.9% |
4 | Republic of Korea | 3 | 8.6% |
5 | 1 | 2.9% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 14 | 40% |
2 | Germany | 9 | 25.7% |
3 | United States | 8 | 22.9% |
4 | Republic of Korea | 3 | 8.6% |
5 | 1 | 2.9% |