2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 14 | 41.2% |
2 | Germany | 11 | 32.4% |
3 | United States | 6 | 17.6% |
4 | Netherlands | 3 | 8.8% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 14 | 41.2% |
2 | Germany | 11 | 32.4% |
3 | United States | 6 | 17.6% |
4 | Netherlands | 3 | 8.8% |