2019 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 27 | 40.3% |
2 | Germany | 13 | 19.4% |
3 | China | 12 | 17.9% |
4 | Korea, Republic of | 3 | 4.5% |
5 | Russia | 3 | 4.5% |
6 | France | 2 | 3% |
7 | Ukraine | 1 | 1.5% |
8 | United Kingdom | 1 | 1.5% |
9 | Netherlands | 1 | 1.5% |
10 | Norway | 1 | 1.5% |
11 | Egypt | 1 | 1.5% |
12 | Estonia | 1 | 1.5% |
13 | Japan | 1 | 1.5% |