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 493 49.1%
2 United States 239 23.8%
3 Netherlands 85 8.5%
4 Germany 60 6%
5 France 23 2.3%
6 Sweden 17 1.7%
7 Taiwan 11 1.1%
8 Hong Kong 11 1.1%
9 Korea, Republic of 10 1%
10 Japan 8 0.8%
11 India 8 0.8%
12 Cote D'ivoire 6 0.6%
13 Mauritius 4 0.4%
14 Slovenia 4 0.4%
15 Ukraine 3 0.3%
16 Russia 3 0.3%
17 Israel 3 0.3%
18 Finland 2 0.2%
19 Brazil 2 0.2%
20 Norway 2 0.2%
21 Philippines 2 0.2%
22 Poland 2 0.2%
23 Spain 2 0.2%
24 Switzerland 1 0.1%
25 United Kingdom 1 0.1%
26 Moldova, Republic of 1 0.1%
27 Canada 1 0.1%