2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 22 | 47.8% |
2 | Germany | 12 | 26.1% |
3 | China | 10 | 21.7% |
4 | Serbia | 1 | 2.2% |
5 | Taiwan | 1 | 2.2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 22 | 47.8% |
2 | Germany | 12 | 26.1% |
3 | China | 10 | 21.7% |
4 | Serbia | 1 | 2.2% |
5 | Taiwan | 1 | 2.2% |