2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 52 | 44.1% |
2 | United States | 26 | 22% |
3 | Netherlands | 18 | 15.3% |
4 | Germany | 9 | 7.6% |
5 | Korea, Republic of | 6 | 5.1% |
6 | Canada | 3 | 2.5% |
7 | Malaysia | 2 | 1.7% |
8 | France | 1 | 0.8% |
9 | Singapore | 1 | 0.8% |