2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 18 | 50% |
2 | Germany | 9 | 25% |
3 | Netherlands | 5 | 13.9% |
4 | United States | 2 | 5.6% |
5 | India | 2 | 5.6% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 18 | 50% |
2 | Germany | 9 | 25% |
3 | Netherlands | 5 | 13.9% |
4 | United States | 2 | 5.6% |
5 | India | 2 | 5.6% |