2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 141 | 41.2% |
2 | United States | 129 | 37.7% |
3 | Germany | 38 | 11.1% |
4 | Netherlands | 20 | 5.8% |
5 | Taiwan | 4 | 1.2% |
6 | Canada | 3 | 0.9% |
7 | Moldova, Republic of | 3 | 0.9% |
8 | Egypt | 3 | 0.9% |
9 | India | 1 | 0.3% |