2021 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 59 | 39.6% |
2 | United States | 35 | 23.5% |
3 | Netherlands | 26 | 17.4% |
4 | Korea, Republic of | 8 | 5.4% |
5 | Germany | 8 | 5.4% |
6 | Canada | 7 | 4.7% |
7 | Singapore | 2 | 1.3% |
8 | India | 2 | 1.3% |
9 | Italy | 2 | 1.3% |