2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 23 | 31.9% |
2 | China | 22 | 30.6% |
3 | Netherlands | 12 | 16.7% |
4 | Germany | 10 | 13.9% |
5 | Korea, Republic of | 5 | 6.9% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 23 | 31.9% |
2 | China | 22 | 30.6% |
3 | Netherlands | 12 | 16.7% |
4 | Germany | 10 | 13.9% |
5 | Korea, Republic of | 5 | 6.9% |