2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 15 | 34.1% |
2 | China | 14 | 31.8% |
3 | Germany | 9 | 20.5% |
4 | Netherlands | 5 | 11.4% |
5 | Korea, Republic of | 1 | 2.3% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 15 | 34.1% |
2 | China | 14 | 31.8% |
3 | Germany | 9 | 20.5% |
4 | Netherlands | 5 | 11.4% |
5 | Korea, Republic of | 1 | 2.3% |