2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 20 | 38.5% |
2 | Germany | 10 | 19.2% |
3 | United States | 9 | 17.3% |
4 | Singapore | 7 | 13.5% |
5 | Canada | 2 | 3.8% |
6 | Taiwan | 1 | 1.9% |
7 | United Kingdom | 1 | 1.9% |
8 | Netherlands | 1 | 1.9% |
9 | France | 1 | 1.9% |