2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 25 | 43.1% |
2 | Germany | 10 | 17.2% |
3 | Netherlands | 9 | 15.5% |
4 | United States | 6 | 10.3% |
5 | Canada | 3 | 5.2% |
6 | Iran, Islamic Republic of | 3 | 5.2% |
7 | France | 2 | 3.4% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 25 | 43.1% |
2 | Germany | 10 | 17.2% |
3 | Netherlands | 9 | 15.5% |
4 | United States | 6 | 10.3% |
5 | Canada | 3 | 5.2% |
6 | Iran, Islamic Republic of | 3 | 5.2% |
7 | France | 2 | 3.4% |