2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 42 | 35% |
2 | United States | 41 | 34.2% |
3 | Germany | 11 | 9.2% |
4 | Netherlands | 10 | 8.3% |
5 | Korea, Republic of | 5 | 4.2% |
6 | Hong Kong | 5 | 4.2% |
7 | India | 2 | 1.7% |
8 | Norway | 2 | 1.7% |
9 | Spain | 2 | 1.7% |