2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 42.9% |
2 | United States | 10 | 28.6% |
3 | Germany | 6 | 17.1% |
4 | Netherlands | 2 | 5.7% |
5 | Russia | 2 | 5.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 42.9% |
2 | United States | 10 | 28.6% |
3 | Germany | 6 | 17.1% |
4 | Netherlands | 2 | 5.7% |
5 | Russia | 2 | 5.7% |