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 483 73.4%
2 United States 77 11.7%
3 Germany 35 5.3%
4 Taiwan 19 2.9%
5 Hong Kong 10 1.5%
6 Russia 7 1.1%
7 Macao 5 0.8%
8 Canada 5 0.8%
9 Singapore 4 0.6%
10 Japan 4 0.6%
11 Netherlands 3 0.5%
12 Korea, Republic of 2 0.3%
13 Finland 1 0.2%
14 Belgium 1 0.2%
15 Brazil 1 0.2%
16 United Kingdom 1 0.2%