2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 31 | 46.3% |
2 | Germany | 14 | 20.9% |
3 | China | 9 | 13.4% |
4 | Netherlands | 5 | 7.5% |
5 | Romania | 3 | 4.5% |
6 | Taiwan | 1 | 1.5% |
7 | Argentina | 1 | 1.5% |
8 | Portugal | 1 | 1.5% |
9 | Finland | 1 | 1.5% |
10 | France | 1 | 1.5% |