2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 23 | 35.4% |
2 | China | 15 | 23.1% |
3 | Germany | 15 | 23.1% |
4 | Netherlands | 5 | 7.7% |
5 | Romania | 3 | 4.6% |
6 | Argentina | 1 | 1.5% |
7 | Venezuela, Bolivarian Republic of | 1 | 1.5% |
8 | Republic of Korea | 1 | 1.5% |
9 | Indonesia | 1 | 1.5% |