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 417 49.3%
2 United States 164 19.4%
3 Netherlands 141 16.7%
4 Germany 66 7.8%
5 Canada 20 2.4%
6 India 7 0.8%
7 Indonesia 6 0.7%
8 France 5 0.6%
9 United Kingdom 4 0.5%
10 Korea, Republic of 3 0.4%
11 Mauritius 2 0.2%
12 Switzerland 2 0.2%
13 Taiwan 2 0.2%
14 Algeria 2 0.2%
15 Brazil 2 0.2%
16 Finland 1 0.1%
17 Hong Kong 1 0.1%
18 Singapore 1 0.1%