2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 44 | 49.4% |
2 | Netherlands | 18 | 20.2% |
3 | United States | 8 | 9% |
4 | Germany | 7 | 7.9% |
5 | Russia | 4 | 4.5% |
6 | Canada | 3 | 3.4% |
7 | Korea, Republic of | 2 | 2.2% |
8 | Czech Republic | 2 | 2.2% |
9 | France | 1 | 1.1% |