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 United States 345 42.2%
2 China 232 28.4%
3 Netherlands 107 13.1%
4 Germany 47 5.7%
5 France 34 4.2%
6 Canada 15 1.8%
7 Hong Kong 12 1.5%
8 Portugal 7 0.9%
9 Taiwan 7 0.9%
10 United Kingdom 4 0.5%
11 Senegal 3 0.4%
12 3 0.4%
13 Australia 1 0.1%
14 Japan 1 0.1%