2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 31 | 44.3% |
2 | United States | 20 | 28.6% |
3 | Germany | 7 | 10% |
4 | Taiwan | 4 | 5.7% |
5 | Hong Kong | 3 | 4.3% |
6 | Iran, Islamic Republic of | 2 | 2.9% |
7 | Portugal | 1 | 1.4% |
8 | United Kingdom | 1 | 1.4% |
9 | Finland | 1 | 1.4% |