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 347 66.3%
2 United States 76 14.5%
3 Germany 55 10.5%
4 Hong Kong 11 2.1%
5 Singapore 8 1.5%
6 United Kingdom 5 1%
7 Canada 3 0.6%
8 Taiwan 3 0.6%
9 Macao 3 0.6%
10 Russia 3 0.6%
11 Japan 2 0.4%
12 2 0.4%
13 Australia 2 0.4%
14 France 1 0.2%
15 Spain 1 0.2%
16 Sweden 1 0.2%