2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 24 | 49% |
2 | United States | 19 | 38.8% |
3 | Germany | 3 | 6.1% |
4 | Taiwan | 2 | 4.1% |
5 | Iran | 1 | 2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 24 | 49% |
2 | United States | 19 | 38.8% |
3 | Germany | 3 | 6.1% |
4 | Taiwan | 2 | 4.1% |
5 | Iran | 1 | 2% |