2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 62.5% |
2 | United States | 4 | 16.7% |
3 | Germany | 3 | 12.5% |
4 | Netherlands | 2 | 8.3% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 62.5% |
2 | United States | 4 | 16.7% |
3 | Germany | 3 | 12.5% |
4 | Netherlands | 2 | 8.3% |