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 733 48.7%
2 United States 394 26.2%
3 Netherlands 147 9.8%
4 Germany 92 6.1%
5 France 33 2.2%
6 Canada 31 2.1%
7 Taiwan 13 0.9%
8 Korea, Republic of 13 0.9%
9 Cote D'ivoire 10 0.7%
10 India 9 0.6%
11 Russia 8 0.5%
12 Senegal 7 0.5%
13 Australia 3 0.2%
14 Brazil 2 0.1%
15 Hong Kong 2 0.1%
16 Singapore 2 0.1%
17 Thailand 2 0.1%
18 Ukraine 1 0.1%
19 Sweden 1 0.1%
20 Switzerland 1 0.1%
21 Finland 1 0.1%
22 Chile 1 0.1%