BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 43 34.1%
2 Germany 21 16.7%
3 China 13 10.3%
4 United Kingdom 13 10.3%
5 France 9 7.1%
6 Russia 9 7.1%
7 Netherlands 4 3.2%
8 Ukraine 3 2.4%
9 Estonia 2 1.6%
10 Finland 2 1.6%
11 Hong Kong 2 1.6%
12 India 2 1.6%
13 Moldova, Republic of 1 0.8%
14 Ecuador 1 0.8%
15 Canada 1 0.8%