2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 38 | 41.8% |
2 | United States | 17 | 18.7% |
3 | Germany | 16 | 17.6% |
4 | Netherlands | 13 | 14.3% |
5 | France | 3 | 3.3% |
6 | Russia | 1 | 1.1% |
7 | Singapore | 1 | 1.1% |
8 | Korea, Republic of | 1 | 1.1% |
9 | Czech Republic | 1 | 1.1% |