2020 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 44 | 41.1% |
2 | United States | 23 | 21.5% |
3 | Germany | 12 | 11.2% |
4 | Netherlands | 7 | 6.5% |
5 | United Kingdom | 5 | 4.7% |
6 | Korea, Republic of | 4 | 3.7% |
7 | Czech Republic | 4 | 3.7% |
8 | France | 3 | 2.8% |
9 | India | 2 | 1.9% |
10 | Canada | 2 | 1.9% |
11 | Japan | 1 | 0.9% |