2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 9 | 33.3% |
2 | United States | 9 | 33.3% |
3 | Germany | 7 | 25.9% |
4 | Republic of Korea | 1 | 3.7% |
5 | Canada | 1 | 3.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 9 | 33.3% |
2 | United States | 9 | 33.3% |
3 | Germany | 7 | 25.9% |
4 | Republic of Korea | 1 | 3.7% |
5 | Canada | 1 | 3.7% |