2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 46 | 39% |
2 | United States | 38 | 32.2% |
3 | Netherlands | 13 | 11% |
4 | Korea, Republic of | 10 | 8.5% |
5 | Canada | 5 | 4.2% |
6 | Switzerland | 2 | 1.7% |
7 | Czech Republic | 2 | 1.7% |
8 | Germany | 1 | 0.8% |
9 | Hong Kong | 1 | 0.8% |