2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 64 | 66% |
2 | United States | 16 | 16.5% |
3 | Germany | 9 | 9.3% |
4 | Netherlands | 8 | 8.2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 64 | 66% |
2 | United States | 16 | 16.5% |
3 | Germany | 9 | 9.3% |
4 | Netherlands | 8 | 8.2% |