BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 Netherlands 23 24.5%
2 United States 22 23.4%
3 China 21 22.3%
4 Germany 8 8.5%
5 United Kingdom 6 6.4%
6 Taiwan 3 3.2%
7 Hong Kong 3 3.2%
8 France 2 2.1%
9 Canada 2 2.1%
10 Norway 1 1.1%
11 Russia 1 1.1%
12 India 1 1.1%
13 Japan 1 1.1%