2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 71 | 54.2% |
2 | United States | 22 | 16.8% |
3 | Netherlands | 19 | 14.5% |
4 | Germany | 12 | 9.2% |
5 | France | 3 | 2.3% |
6 | Korea, Republic of | 1 | 0.8% |
7 | Malaysia | 1 | 0.8% |
8 | Taiwan | 1 | 0.8% |
9 | Canada | 1 | 0.8% |