2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 39 | 50.6% |
2 | China | 21 | 27.3% |
3 | Germany | 9 | 11.7% |
4 | Taiwan | 3 | 3.9% |
5 | United Kingdom | 1 | 1.3% |
6 | 1 | 1.3% | |
7 | Bosnia and Herzegovina | 1 | 1.3% |
8 | Japan | 1 | 1.3% |
9 | Republic of Korea | 1 | 1.3% |