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 United States 104 58.4%
2 China 23 12.9%
3 Germany 16 9%
4 France 8 4.5%
5 United Kingdom 5 2.8%
6 Singapore 4 2.2%
7 Taiwan 4 2.2%
8 Ukraine 3 1.7%
9 Hong Kong 3 1.7%
10 Japan 3 1.7%
11 Netherlands 2 1.1%
12 Russia 1 0.6%
13 Australia 1 0.6%
14 Estonia 1 0.6%