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 455 76.6%
2 United States 60 10.1%
3 Germany 45 7.6%
4 Hong Kong 5 0.8%
5 Netherlands 4 0.7%
6 New Zealand 3 0.5%
7 Australia 3 0.5%
8 Canada 3 0.5%
9 Taiwan 3 0.5%
10 United Kingdom 3 0.5%
11 Singapore 2 0.3%
12 Austria 2 0.3%
13 Finland 2 0.3%
14 Malaysia 2 0.3%
15 Russia 1 0.2%
16 France 1 0.2%