2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 24 | 44.4% |
2 | Germany | 12 | 22.2% |
3 | China | 11 | 20.4% |
4 | Romania | 2 | 3.7% |
5 | United Kingdom | 1 | 1.9% |
6 | Canada | 1 | 1.9% |
7 | Finland | 1 | 1.9% |
8 | Italy | 1 | 1.9% |
9 | Republic of Korea | 1 | 1.9% |