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 268 65.5%
2 United States 55 13.4%
3 Germany 47 11.5%
4 Hong Kong 10 2.4%
5 Taiwan 7 1.7%
6 Singapore 4 1%
7 Japan 4 1%
8 Macao 2 0.5%
9 Russia 2 0.5%
10 Finland 2 0.5%
11 Belgium 2 0.5%
12 Canada 2 0.5%
13 Ireland 2 0.5%
14 France 1 0.2%
15 India 1 0.2%