BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 64 58.2%
2 United States 24 21.8%
3 Germany 7 6.4%
4 Hong Kong 4 3.6%
5 Singapore 3 2.7%
6 Taiwan 2 1.8%
7 United Kingdom 1 0.9%
8 South Africa 1 0.9%
9 Sweden 1 0.9%
10 Estonia 1 0.9%
11 Ireland 1 0.9%
12 Portugal 1 0.9%