2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 41 | 46.1% |
2 | United States | 25 | 28.1% |
3 | Netherlands | 10 | 11.2% |
4 | Germany | 7 | 7.9% |
5 | Korea, Republic of | 6 | 6.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 41 | 46.1% |
2 | United States | 25 | 28.1% |
3 | Netherlands | 10 | 11.2% |
4 | Germany | 7 | 7.9% |
5 | Korea, Republic of | 6 | 6.7% |