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 163 50.2%
2 United States 50 15.4%
3 Germany 20 6.2%
4 India 14 4.3%
5 Korea, Republic of 11 3.4%
6 Netherlands 10 3.1%
7 France 10 3.1%
8 Belarus 8 2.5%
9 Taiwan 7 2.2%
10 Sweden 6 1.8%
11 Singapore 5 1.5%
12 Cote D'ivoire 4 1.2%
13 Ireland 4 1.2%
14 Algeria 3 0.9%
15 Poland 3 0.9%
16 Japan 2 0.6%
17 Ukraine 2 0.6%
18 United Arab Emirates 1 0.3%
19 Mexico 1 0.3%
20 Turkey 1 0.3%