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 230 51.1%
2 United States 96 21.3%
3 Germany 46 10.2%
4 Netherlands 28 6.2%
5 Hong Kong 13 2.9%
6 Singapore 10 2.2%
7 Japan 8 1.8%
8 Australia 5 1.1%
9 Canada 5 1.1%
10 Taiwan 4 0.9%
11 United Kingdom 2 0.4%
12 Ireland 2 0.4%
13 Senegal 1 0.2%