2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 49 | 71% |
2 | Germany | 7 | 10.1% |
3 | United States | 7 | 10.1% |
4 | Korea, Republic of | 4 | 5.8% |
5 | Netherlands | 2 | 2.9% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 49 | 71% |
2 | Germany | 7 | 10.1% |
3 | United States | 7 | 10.1% |
4 | Korea, Republic of | 4 | 5.8% |
5 | Netherlands | 2 | 2.9% |