2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | Germany | 12 | 25.5% |
2 | United States | 12 | 25.5% |
3 | China | 10 | 21.3% |
4 | Netherlands | 6 | 12.8% |
5 | Republic of Korea | 2 | 4.3% |
6 | Romania | 2 | 4.3% |
7 | Finland | 1 | 2.1% |
8 | Hong Kong | 1 | 2.1% |
9 | Korea, Republic of | 1 | 2.1% |