2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 19 | 38% |
2 | United States | 18 | 36% |
3 | Germany | 9 | 18% |
4 | Netherlands | 3 | 6% |
5 | Singapore | 1 | 2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 19 | 38% |
2 | United States | 18 | 36% |
3 | Germany | 9 | 18% |
4 | Netherlands | 3 | 6% |
5 | Singapore | 1 | 2% |