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 631 46.5%
2 United States 375 27.7%
3 Netherlands 138 10.2%
4 Germany 72 5.3%
5 France 33 2.4%
6 Korea, Republic of 20 1.5%
7 Russia 18 1.3%
8 Hong Kong 13 1%
9 Canada 11 0.8%
10 India 9 0.7%
11 Cote D'ivoire 6 0.4%
12 Sweden 6 0.4%
13 Philippines 4 0.3%
14 Taiwan 4 0.3%
15 Turkey 4 0.3%
16 United Kingdom 2 0.1%
17 Poland 2 0.1%
18 Australia 2 0.1%
19 Japan 2 0.1%
20 Estonia 1 0.1%
21 Kyrgyzstan 1 0.1%
22 Switzerland 1 0.1%
23 South Africa 1 0.1%