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 319 57.2%
2 United States 107 19.2%
3 Germany 46 8.2%
4 Netherlands 35 6.3%
5 Indonesia 8 1.4%
6 Ireland 6 1.1%
7 Japan 6 1.1%
8 Taiwan 5 0.9%
9 Canada 4 0.7%
10 Australia 3 0.5%
11 Czech Republic 3 0.5%
12 France 3 0.5%
13 United Kingdom 3 0.5%
14 Russia 3 0.5%
15 Norway 2 0.4%
16 Sweden 2 0.4%
17 Singapore 1 0.2%
18 Georgia 1 0.2%
19 Hong Kong 1 0.2%