2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 12 | 28.6% |
2 | China | 11 | 26.2% |
3 | Romania | 7 | 16.7% |
4 | Ireland | 2 | 4.8% |
5 | Korea, Republic of | 2 | 4.8% |
6 | Czech Republic | 2 | 4.8% |
7 | France | 2 | 4.8% |
8 | Hong Kong | 1 | 2.4% |
9 | Netherlands | 1 | 2.4% |
10 | Russia | 1 | 2.4% |
11 | Argentina | 1 | 2.4% |