2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 37 | 44% |
2 | United States | 27 | 32.1% |
3 | Germany | 10 | 11.9% |
4 | Korea, Republic of | 7 | 8.3% |
5 | Netherlands | 3 | 3.6% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 37 | 44% |
2 | United States | 27 | 32.1% |
3 | Germany | 10 | 11.9% |
4 | Korea, Republic of | 7 | 8.3% |
5 | Netherlands | 3 | 3.6% |