2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 24 | 33.3% |
2 | United States | 19 | 26.4% |
3 | Germany | 7 | 9.7% |
4 | Netherlands | 7 | 9.7% |
5 | France | 5 | 6.9% |
6 | Taiwan | 3 | 4.2% |
7 | Norway | 2 | 2.8% |
8 | 2 | 2.8% | |
9 | Finland | 2 | 2.8% |
10 | Czech Republic | 1 | 1.4% |