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 189 46.9%
2 United States 104 25.8%
3 Germany 39 9.7%
4 Hong Kong 15 3.7%
5 Taiwan 9 2.2%
6 Japan 7 1.7%
7 Ireland 6 1.5%
8 Australia 6 1.5%
9 Netherlands 6 1.5%
10 Singapore 5 1.2%
11 Malaysia 5 1.2%
12 United Kingdom 3 0.7%
13 Romania 2 0.5%
14 Moldova, Republic of 2 0.5%
15 Austria 2 0.5%
16 Canada 2 0.5%
17 Czech Republic 1 0.2%