2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 48 | 51.1% |
2 | United States | 17 | 18.1% |
3 | Germany | 10 | 10.6% |
4 | Netherlands | 9 | 9.6% |
5 | Taiwan | 5 | 5.3% |
6 | Russia | 3 | 3.2% |
7 | Japan | 1 | 1.1% |
8 | Korea, Republic of | 1 | 1.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 48 | 51.1% |
2 | United States | 17 | 18.1% |
3 | Germany | 10 | 10.6% |
4 | Netherlands | 9 | 9.6% |
5 | Taiwan | 5 | 5.3% |
6 | Russia | 3 | 3.2% |
7 | Japan | 1 | 1.1% |
8 | Korea, Republic of | 1 | 1.1% |