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 543 57.6%
2 United States 130 13.8%
3 Netherlands 110 11.7%
4 Germany 65 6.9%
5 Hong Kong 18 1.9%
6 Sweden 17 1.8%
7 Taiwan 11 1.2%
8 Canada 10 1.1%
9 Russia 9 1%
10 Singapore 5 0.5%
11 Korea, Republic of 5 0.5%
12 United Kingdom 5 0.5%
13 France 4 0.4%
14 Georgia 2 0.2%
15 Australia 2 0.2%
16 Belgium 2 0.2%
17 Ireland 2 0.2%
18 India 1 0.1%
19 Turkey 1 0.1%