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 214 52.3%
2 United States 106 25.9%
3 Germany 29 7.1%
4 Canada 12 2.9%
5 Australia 10 2.4%
6 Malaysia 8 2%
7 Singapore 6 1.5%
8 Netherlands 5 1.2%
9 Russia 4 1%
10 Hong Kong 4 1%
11 Japan 3 0.7%
12 Austria 2 0.5%
13 Czech Republic 2 0.5%
14 Taiwan 2 0.5%
15 United Kingdom 1 0.2%
16 Ireland 1 0.2%