2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 23 | 29.9% |
2 | United States | 18 | 23.4% |
3 | Canada | 12 | 15.6% |
4 | Netherlands | 9 | 11.7% |
5 | Germany | 5 | 6.5% |
6 | Korea, Republic of | 4 | 5.2% |
7 | Australia | 2 | 2.6% |
8 | Russia | 2 | 2.6% |
9 | Singapore | 2 | 2.6% |