2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 12 | 37.5% |
2 | United States | 10 | 31.2% |
3 | Germany | 9 | 28.1% |
4 | Singapore | 1 | 3.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 12 | 37.5% |
2 | United States | 10 | 31.2% |
3 | Germany | 9 | 28.1% |
4 | Singapore | 1 | 3.1% |