2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 21 | 36.2% |
2 | China | 11 | 19% |
3 | Germany | 10 | 17.2% |
4 | Netherlands | 6 | 10.3% |
5 | Taiwan | 3 | 5.2% |
6 | India | 3 | 5.2% |
7 | Malaysia | 1 | 1.7% |
8 | United Kingdom | 1 | 1.7% |
9 | Belgium | 1 | 1.7% |
10 | Canada | 1 | 1.7% |