BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 Finland 591 37.3%
2 United States 388 24.5%
3 Germany 196 12.4%
4 Canada 193 12.2%
5 China 184 11.6%
6 Iran, Islamic Republic of 10 0.6%
7 Netherlands 7 0.4%
8 Russia 6 0.4%
9 United Kingdom 2 0.1%
10 Hong Kong 2 0.1%
11 India 2 0.1%
12 Japan 1 0.1%
13 Ukraine 1 0.1%