2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 26.3% |
2 | Germany | 14 | 24.6% |
3 | United States | 14 | 24.6% |
4 | 4 | 7% | |
5 | India | 3 | 5.3% |
6 | Romania | 3 | 5.3% |
7 | Serbia | 1 | 1.8% |
8 | Taiwan | 1 | 1.8% |
9 | United Kingdom | 1 | 1.8% |
10 | Korea, Republic of | 1 | 1.8% |