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 Germany 23 26.1%
2 China 21 23.9%
3 Netherlands 15 17%
4 Russia 9 10.2%
5 United States 9 10.2%
6 2 2.3%
7 Brazil 2 2.3%
8 India 2 2.3%
9 Lebanon 2 2.3%
10 Hong Kong 1 1.1%
11 France 1 1.1%
12 Sweden 1 1.1%