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 China 54 32.9%
2 United States 45 27.4%
3 Russia 25 15.2%
4 Germany 15 9.1%
5 Morocco 4 2.4%
6 Netherlands 4 2.4%
7 Hong Kong 3 1.8%
8 France 3 1.8%
9 Japan 2 1.2%
10 Singapore 2 1.2%
11 United Kingdom 2 1.2%
12 Spain 1 0.6%
13 Lebanon 1 0.6%
14 India 1 0.6%
15 Canada 1 0.6%
16 Finland 1 0.6%