2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 26 | 31.7% |
2 | China | 25 | 30.5% |
3 | Netherlands | 19 | 23.2% |
4 | Germany | 6 | 7.3% |
5 | Iran, Islamic Republic of | 3 | 3.7% |
6 | Czech Republic | 2 | 2.4% |
7 | France | 1 | 1.2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 26 | 31.7% |
2 | China | 25 | 30.5% |
3 | Netherlands | 19 | 23.2% |
4 | Germany | 6 | 7.3% |
5 | Iran, Islamic Republic of | 3 | 3.7% |
6 | Czech Republic | 2 | 2.4% |
7 | France | 1 | 1.2% |