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 20 26%
2 China 15 19.5%
3 United States 14 18.2%
4 Germany 10 13%
5 United Kingdom 5 6.5%
6 Hong Kong 3 3.9%
7 Russia 3 3.9%
8 Taiwan 3 3.9%
9 France 2 2.6%
10 India 1 1.3%
11 Japan 1 1.3%