2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 21 | 44.7% |
2 | Germany | 12 | 25.5% |
3 | China | 10 | 21.3% |
4 | Netherlands | 3 | 6.4% |
5 | Saudi Arabia | 1 | 2.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 21 | 44.7% |
2 | Germany | 12 | 25.5% |
3 | China | 10 | 21.3% |
4 | Netherlands | 3 | 6.4% |
5 | Saudi Arabia | 1 | 2.1% |