2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 33 | 44.6% |
2 | United States | 24 | 32.4% |
3 | Germany | 10 | 13.5% |
4 | Korea, Republic of | 5 | 6.8% |
5 | Netherlands | 2 | 2.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 33 | 44.6% |
2 | United States | 24 | 32.4% |
3 | Germany | 10 | 13.5% |
4 | Korea, Republic of | 5 | 6.8% |
5 | Netherlands | 2 | 2.7% |