2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 19 | 33.9% |
2 | United States | 19 | 33.9% |
3 | Netherlands | 9 | 16.1% |
4 | Korea, Republic of | 8 | 14.3% |
5 | Czech Republic | 1 | 1.8% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 19 | 33.9% |
2 | United States | 19 | 33.9% |
3 | Netherlands | 9 | 16.1% |
4 | Korea, Republic of | 8 | 14.3% |
5 | Czech Republic | 1 | 1.8% |